Houses on a sunny day—A complete guide to a non-toxic home

The everyday products you bring into your home might contain toxins that are bad for your health. Cleaners, air fresheners, and laundry supplies release harmful chemicals that can cause respiratory irritation, allergic reactions, and other health issues that affect your family's well-being. 

Quick links:

Why traditional products harm family health

Common toxic chemicals to avoid

Benefits of a non-toxic home

Your non-toxic quick start

Non-toxic cleaning

Non-toxic laundry

Non-toxic food preparation and storage

Non-toxic personal care

Non-toxic home maintenance

How to shop for non-toxic products

Proper product disposal

What to do when natural solutions fail

We’ll learn how to keep your home clean and safe, but first, let’s take a look at why you should detoxify your home.

Why traditional products harm family health

Toxic chemicals enter the human body through the skin, lungs, and digestive systems. Research from the American Lung Association indicates that many cleaning supplies release dangerous chemicals which can contribute to chronic respiratory problems, allergic reactions, and headaches The lack of FDA testing requirements for household cleaning products leaves consumers vulnerable to untested chemical combinations.

Children are vulnerable to chemical exposure because of their smaller size and developing organs. Constant contact with toxins through personal care products, cleaners, and air fresheners has a cumulative effect on their growing bodies.

Common toxic chemicals to avoid

The most dangerous harmful toxins found in household items are:

  • Phthalates: These plasticizers and fragrance carriers disrupt hormones and decrease fertility. You can find them in air fresheners, dryer sheets, shampoo, and more.
  • Parabens: These preservatives mimic estrogen. They can be found in lotions, deodorants, makeup, and beauty products. On the ingredient list, you will find them as methylparaben, propylparaben, and butylparaben.
  • Volatile organic compounds (VOCs): These gases are released from chemical-laden cleaners, scented candles, and air fresheners. They degrade indoor air quality and cause respiratory issues.
  • Synthetic fragrances: They are undisclosed chemical cocktails that trigger allergic reactions. You can find them in detergents, cleaners, and air fresheners.
  • Formaldehyde: This carcinogen causes throat irritation and respiratory problems. They are usually found in pressed wood, nail polish, and cleaning products.
  • Triclosan: This antibacterial creates resistant bacteria strains. You can find them in soaps, toothpaste, and cleaning products.

Non-toxic benefits for family health and budget

Natural alternatives protect your health and save you money. Here is why you should make the switch:

  • Fewer doctor visits from reduced chemical exposure.
  • Lower monthly costs through reusable products.
  • Less packaging waste cuts garbage costs.
  • Multi-use natural products clean multiple surfaces.
  • No expensive specialty cleaners.
  • Pure ingredients prevent skin reactions and respiratory issues.
  • Improve air quality by eliminating artificial fragrances.
  • Safer environment for children and pets.
  • No cross-chemical reactions between cleaning products.
  • Simpler cleaning routines with fewer products.

Quick-start action plan for a non-toxic home

Start your transition to a healthier home by replacing these products to remove the most toxic chemicals from your life:

  • Laundry detergents: They contain optical brighteners, phosphates, and synthetic fragrances that irritate skin and pollute waterways.
  • Dryer sheets: They release quaternary ammonium compounds linked to respiratory problems.
  • All-purpose cleaners: These cleaners often contain ammonia and chlorine that damage the lungs and mix to form toxic gases.
  • Air fresheners: They are full of phthalates and artificial fragrances that disrupt hormones.
  • Plastic food containers: Plastic can leach BPA and other harmful chemicals into food.
  • Body wash: These products contain parabens and sulfates that absorb into the skin.
  • Antibacterial soap: It contains triclosan which creates resistant bacteria.
  • Window cleaner: These cleaners usually have ammonia-based formulas that irritate the eyes and lungs.

Non-toxic cleaning and maintenance

Your home deserves thorough cleaning without health risks. Natural cleaners are equally effective as chemical versions while they protect your family's health.

Natural cleaning essentials

A powerful non-toxic cleaning routine starts with basic ingredients that tackle multiple jobs. White vinegar cuts through grease and disinfects surfaces through its natural acetic acid content. Research has shown that vinegar exhibits significant antimicrobial properties and is an effective natural disinfectant

Baking soda provides gentle abrasion for tough stains without scratching delicate surfaces. When combined, these two powerhouses create natural fizzing action that lifts dirt and grime.

Pure castile soap, derived from olive oil, dissolves grease and dirt while remaining gentle enough for any surface. Essential oils add natural antimicrobial properties (for example, tea tree oil kills bacteria, lemon oil cuts through grease, etc.). 

Microfiber cloths trap dirt particles instead of spreading them around, and glass spray bottles keep your solutions fresh without plastic chemical leaching.

DIY cleaning solutions

The ingredients in your kitchen cabinets transform into powerful solutions that eliminate dirt and bacteria without introducing toxic chemicals into your home. These simple recipes clean just as effectively as store-bought products, but protect your family from respiratory irritants and skin reactions.

All-purpose cleaner recipe

A natural vinegar-based cleaner cuts through grease and disinfects surfaces through acetic acid action. For this multi-purpose solution, you will need:

  • 2 cups water 
  • 1/2 cup white vinegar 
  • 1 teaspoon castile soap 
  • 10 drops of tea tree essential oil

Combine all ingredients in a glass spray bottle, then shake gently to mix the solution. This solution attacks kitchen grease, bathroom soap scum, and everyday dirt as tea tree oil provides potent antimicrobial benefits.

Bathroom cleaner recipes

The bathroom needs extra cleaning power against soap scum and mineral deposits. Combine:

  • 1 cup baking soda
  • 1/4 cup castile soap
  • 10 drops of tea tree oil 

Mix ingredients into a thick paste with just enough water for effective scrubbing of tubs and tiles without scratching the surfaces. 

For toilet bowls, mix:

  • 1/2 cup baking soda
  • 1/4 cup white vinegar
  • 10 drops of lavender oil

Apply the fizzing mixture under the rim and inside the bowl and let sit for 10 minutes before scrubbing.

Kitchen cleaning solutions

Kitchen counters and food preparation areas need safe but powerful cleaning action. Prepare the solution with:

  • 2 cups water
  • 1/4 cup vinegar
  • 10 drops of orange oil

Mix ingredients in a spray bottle for an effective solution that eliminates cooking residue. You can also create a paste of 1/2 cup baking soda, 1/4 cup salt, and 15 drops of lemon oil to create a perfect scrub for sinks and drains that removes stains and neutralizes odors.

Window and glass cleaners

Crystal clear windows and mirrors require a precise formula of:

  • 2 cups water
  • 1/2 cup white vinegar
  • 1/4 cup rubbing alcohol
  • 2 drops peppermint oil

Combine the ingredients to cut through grime without leaving streaks. An alternative solution mixes 1 cup water, 1 cup vinegar, and 1/2 teaspoon cornstarch to absorb oil residue. Spray either mixture onto glass surfaces and wipe with newspaper rather than paper towels for a spotless shine.

Non-toxic laundry and fabric care

Laundry doesn’t have to involve harsh additives or artificial substances. Mechanical solutions and non-toxic detergents can simplify routines while being gentler on fabrics and the environment.

Natural laundry solutions

Your washing machine churns the harmful chemicals found in traditional detergents: optical brighteners, synthetic fragrances, and harsh surfactants that irritate skin and pollute waterways. These chemicals leave a residue on clothing that can cause immediate irritation and damage long-term health.

Natural options, such as Smart Sheep detergent strips clean clothes effectively through plant-based enzymes and mineral-based surfactants that break down dirt and oils. These concentrated strips eliminate plastic jugs and reduce shipping emissions.

 

Laundry Detergent Strips With a Fresh Scen

 


You can also detoxify your drying cycle without any chemicals at all. Smart Sheep wool dryer balls create air pockets between clothes. This mechanical process decreases drying time and energy use. The 100% New Zealand wool absorbs excess moisture, softens fabric through gentle friction, and removes static from laundry. 

Unlike disposable dryer sheets that coat clothes in artificial fragrances and quaternary ammonium compounds, wool dryer balls last for over 1,000 loads and can be recycled or disposed of when they’re worn out.

 

Set of 6 Handfelted "Smiling Sheep" 100% New Zealand Wool Dryer Balls

 

Stain removal without chemicals

Our stain stick proves that natural cleaning products remove stubborn spots without harsh additives. A concentrated formula tackles grass, grease, blood, and wine through powerful plant enzymes and minerals. 

To use our stain stick: wet the stained area, rub the stick directly on the spot, then launder as usual. 

The natural enzymes break down proteins and oils during the wash cycle, leaving clothes clean without chemical-laden cleaners that damage fibers. 

For best results, treat stains quickly and avoid heat-drying stained garments until the spot disappears completely. The stain stick fits easily in a purse or drawer for immediate treatment of unexpected spills.

 

Eco-Friendly "Top Secret" Stain Stick--Compact, Concentrated Formula - 2-Pack

 

Essential oils

Natural scenting options give clothes a fresh, clean smell without synthetic perfumes. Add 2–3 drops of essential oil to wool dryer balls before drying (for example, lavender promotes relaxation in bedding, citrus oils energize workout clothes, and tea tree oil provides natural antimicrobial benefits).

Our essential oil scenting spray comes in lavender, orange, and lemon scents to add natural fragrances to your laundry. Spritz it on your wool dryer balls, toss the wool balls into your dryer drum, and experience pure aroma heaven.

 

Essential Oil Anti-Static Scenting Spray in Lavender, Lemon, and Orange

 

Natural fabric softening

Chemical softeners create a petroleum coating on clothes that reduces moisture absorption and creates a breeding ground for bacteria. Our wool dryer balls are a non-toxic alternative to commercial fabric softeners. They naturally soften fabrics through gentle tumbling action and break down stiffness between fibers. 

You can also add a cup of white vinegar to your washer's rinse cycle to dissolve leftover detergent and leave clothes naturally soft. 

Even the most delicate garments respond well to this natural treatment—a small amount of organic hair conditioner in the final rinse softens without the waxy buildup of conventional products.

Non-toxic food preparation and storage

Tomatoes, avocado, mushrooms, salade, and more on the table—A complete guide to a non-toxic home

Food picks up chemicals from cooking surfaces and storage containers through heat and direct contact. The right cookware and storage choices protect your meals from harmful leaching and contamination.

Safe cookware choices

Traditional non-stick pans release toxic chemicals at high temperatures through their synthetic coatings. Cast iron, stainless steel, and ceramic cookware provide healthier alternatives for daily cooking. 

High-quality enameled cast iron resists sticking without chemical coatings, seasons naturally over time, and lasts for generations. Glass and ceramic bakeware distribute heat evenly without leaching metals into food.

Non-toxic food storage

Plastic containers release harmful chemicals into food through heat exposure and reactions with acidic ingredients, but glass containers with silicone seals are a safe alternative that maintains freshness without chemical transfer. 

Mason jars are much more than canning accessories; they can store pantry items and leftovers without exposing items to plastic. For dry goods and produce, beeswax wraps and cotton mesh bags are breathable, organic options.

Water filtration for drinking

Most tap water contains chlorine, fluoride, and traces of pharmaceuticals that affect both taste and human health. A complete home filtration system starts with activated carbon to remove chlorine and improve flavor. 

Invest in a reverse osmosis filter to eliminate dissolved solids and remaining contaminants. Regular filter changes according to manufacturer schedules maintain consistent water quality for your family.

Non-toxic personal care and family safety

The products we put on our bodies matter as much as the ones we use in our homes. Our skin absorbs ingredients from soaps, lotions, and cosmetics into our bloodstream. Our lungs take in vapors from sprays, powders, and air fresheners. A non-toxic personal care routine protects every family member.

Natural bathroom products

Personal care items fill our bathrooms with unnecessary chemicals. Standard toothpaste contains sodium lauryl sulfate that irritates gums, artificial sweeteners with no cleaning benefit, and synthetic dyes linked to behavioral changes. Natural toothpaste cleans with mineral abrasives and plant extracts that fight bacteria effectively.

Commercial shampoos strip hair's natural oils with harsh sulfates, then coat strands with silicones to create artificial shine. Natural body wash and shampoo bars clean with saponified oils that maintain the skin's natural balance. These concentrated formulas last longer than liquid versions.

Deodorants bring particular risks through aluminum compounds and synthetic fragrances absorbed into sensitive underarm tissue. Natural deodorants use mineral salts, baking soda, and essential oils to neutralize odor-causing bacteria without blocking pores or disrupting hormones.

Child-safe solutions

Children are at greater risk from toxic exposure because of their developing bodies and faster metabolism. Baby wipes often contain formaldehyde-releasing preservatives, so switch to cloth wipes moistened with water. Baby powder with cornstarch replaces talc products that can irritate the lungs.

Bath products for kids feature artificial colors and fragrances that trigger allergic reactions. Pure castile soap provides tear-free cleansing without additives. Natural lotion with organic ingredients such as shea butter and calendula soothes sensitive skin.

Safer alternatives for pets

Pets groom themselves constantly, ingesting residue from cleaning products and air fresheners. Their sensitive respiratory systems react strongly to chemical-laden cleaners. Pet shampoos should contain only gentle plant-based cleansers. Natural flea prevention through diatomaceous earth and neem oil replaces toxic chemical treatments.

Floor cleaners need special consideration since pets spend time in direct contact with treated surfaces. Vinegar and water solutions clean safely while enzymatic cleaners tackle pet accidents without harsh chemicals that could harm them if licked.

Sensitive skin considerations

Those with sensitive skin need extra caution with personal care products. Standard soaps contain surfactants that strip protective oils and trigger reactions. Create a natural bar soap with olive oil, coconut oil, and shea butter to cleanse and nourish sensitive skin.

Laundry products touch the skin for extended periods. Replace fabric softeners and dryer sheets with wool dryer balls. Choose fragrance-free natural detergents tested for sensitive skin. Avoid optical brighteners and bleaching agents that can irritate.

Safe air freshening methods

Most commercial air fresheners release VOCs that degrade indoor air quality. Try beeswax candles to naturally purify the air by releasing negative ions that bind with toxins. Or essential oil diffusers to get pleasant scents without synthetic chemicals.

Here are some other tips:

  • Open windows regularly to circulate fresh air. 
  • Get house plants, such as peace lilies and spider plants, to filter indoor pollutants. 
  • Place simmer cinnamon sticks, citrus peels, and herbs in water for a natural fragrance.
  • Place bowls of baking soda to absorb odors without masking them with artificial scents.

Non-toxic home maintenance

Your healthy home’s base lies in clean air, pure water, and proper maintenance without toxic chemicals. These basic elements affect your family's well-being every day through direct contact and long-term exposure.

How to keep your air clean

Indoor air quality often measures worse than outdoor air because of concentrated pollutants in enclosed spaces.

Air pollution causes

Multiple sources of environmental toxins infiltrate our homes through daily activities and common household items.

  • Solid fuels (wood, crop waste, dung, charcoal, coal) burned for cooking and heating
  • Pollutant emissions from carpets, paints, and other construction materials
  • Cleaning products, pesticides, and air fresheners that release VOCs
  • Mold, dust mites, pet dander, and other allergens
  • Tobacco smoke
  • Poor air circulation that allows pollutants to accumulate
  • Radon, a naturally occurring radioactive gas that can seep into buildings from the ground
  • Carbon monoxide produced by fuel-burning appliances and inadequately vented combustion sources
  • Asbestos found in older building materials and insulation
  • Outdoor air pollution enters the home through windows and doors

In concentrated levels, regular HVAC systems struggle to filter air pollution.

Natural purification

Besides choosing a home with window placement that facilitates airflow and maintaining your HVAC system, you can naturally enhance your home’s air quality.

Add these common houseplants to remove toxins from the home:

  • Spider plants to absorb carbon monoxide and other pollutants
  • Peace lilies to eliminate benzene from the air
  • Snake plants to convert carbon dioxide to oxygen even at night

NASA’s Clean Air study outlines a novel approach to removing high concentrations of indoor air pollutants, such as cigarette smoke, organic solvents, and potentially radon. This air filtration design combines the natural purifying abilities of plants with the effectiveness of activated carbon filters to greatly enhance indoor air quality.

You can also use salt lamps and beeswax candles. They release negative ions that bind with airborne toxins, pulling them out of circulation. Couple them with activated charcoal pouches strategically placed throughout living areas to absorb odors and chemical compounds.

Humidity control

Excessive humidity creates perfect conditions for mold growth and dust mite proliferation, which negatively affect health and damage your home.

To maintain balanced humidity, place mechanical dehumidifiers in naturally damp areas, such as basements and bathrooms. For a totally green approach, use natural clay products throughout the home. They naturally regulate moisture without electricity. Then, place moisture-loving houseplants, such as Peace Lilies, Boston Ferns, and Bamboo Palms, throughout the home to create a completely natural humidity control system.

How to keep your water clean

The water flowing through your home pipes contains more than just H2O. You need to understand your water quality for smarter filtration choices for a healthier lifestyle for your family.

Water pollution causes

Municipal treatment plants add disinfectants to kill bacteria, such as chlorine and fluoride, but these chemicals remain in the water that reaches your tap. Some pharmaceuticals also make it through municipal filtration and back to your tap. The EPA's National Primary Drinking Water Regulations provide guidelines on acceptable levels of these disinfectants and other contaminants. Aging infrastructure introduces lead and copper from deteriorating pipes into otherwise clean water. 

Local factors affect water quality too; agricultural areas face pesticide and fertilizer runoff, while homes near industrial zones risk chemical seepage into groundwater.

Testing guidelines

Professional water testing can reveal the specific contaminants in your supply, from basic bacteria and pH levels to complex chemical compounds. Homes with private wells need comprehensive annual screening for arsenic, nitrates, and agricultural chemicals. 

Older homes require additional lead testing because of historic plumbing materials. Water test results point to the most effective filtration methods for your situation. You can purchase a water testing kit and send it to a lab, or you can have a professional come to your home test on site.

Filtration options

Once you’re ready to kick toxins out of your water supply, you have a few options based on your water profile. 

  • Carbon filters are good at removing chlorine, sediment, and organic compounds that affect taste and odor. 
  • Reverse osmosis systems eliminate dissolved solids, heavy metals, and microscopic contaminants through a multi-stage process.
  • UV purification provides chemical-free disinfection by destroying bacteria and viruses with ultraviolet light.

The right combination of these technologies creates safe drinking water at every tap in your home.

How to shop for non-toxic products

Products on a shelf in a store—A complete guide to a non-toxic home

The marketing term "natural" on product labels means nothing without verification through ingredients and certifications. Many companies practice deceptive advertising to profit from consumer interest in non-toxic living.

About “greenwashing”

Companies often use earth-toned packaging, plant imagery, and buzzwords such as "eco" and "pure" to create a false perception of safety. These marketing tactics distract from harmful ingredients hidden under alternative names. 

Real organic products provide full ingredient transparency and third-party certifications that validate their claims.

Reading product labels

Front label claims require scrutiny through ingredient list verification. Chemical names often hide under "fragrance" or "perfume" on labels. Many personal care items contain parabens listed with prefixes such as “methyl-”, “propyl-”, or “butyl-”. 

True natural products use recognizable plant-based ingredients without chemical preservatives or synthetic additives.

Understand certifications

Legitimate third-party certifications prove product safety claims. 

  • USDA Organic certification guarantees organic ingredients without synthetic pesticides. 
  • Environmental Working Group (EWG) verification indicates thorough safety testing. 
  • Made Safe certification confirms products contain no known toxic chemicals. 

Look for multiple respected certifications rather than proprietary eco-labels.

Shopping resources

The EWG Skin Deep database rates personal care products based on ingredient safety. You can use apps such as Think Dirty® to scan barcodes for instant ingredient analysis. 

Local natural food stores often research products before stocking them. Online retailers specializing in non-toxic goods maintain strict standards for their inventory.

Budget-friendly options

The switch to non-toxic products creates long-term savings through concentrated formulas that outlast conventional versions and reusable items that eliminate repeated purchases. 

For example, our wool dryer balls replace hundreds of disposable dryer sheets over their lifetime, as one set lasts through more than 1,000 loads

Natural cleaning ingredients purchased in bulk serve multiple purposes throughout your home, from vinegar solutions that clean windows and counters to baking soda that scrubs sinks and freshens carpets.

Trustworthy brands you should know

These amazing brands stand out for their commitment to ingredient transparency and rigorous safety standards:

  • Smart Sheep: pure wool dryer balls and natural laundry accessories
  • Seventh Generation: plant-based cleaners and laundry products
  • Dr. Bronner's: organic soaps and personal care items
  • Branch Basics: natural cleaning concentrates
  • Force of Nature: chemical-free electrolyzer system
  • Aunt Fannie's: food-based cleaning solutions
  • Meliora: plastic-free cleaning products
  • Dropps: natural laundry and dishwasher pods

Proper product disposal

The transition to non-toxic products leaves many households with chemical-laden cleaners and hazardous items that require careful disposal.

Safe disposal methods

Most cities designate specific collection sites for toxic household products. Paint, motor oil, pesticides, and chemical cleaners need separation from regular waste to prevent environmental contamination. 

Collection events throughout the year accept batteries, electronics, and items containing mercury or lead. Many auto parts stores accept used oil and antifreeze, while hardware stores often collect old paint and solvents.

Recycling and reuse

Empty containers from household cleaning products require proper handling based on material type and previous contents. Plastic bottles marked with recycling codes 1 and 2 go into standard recycling after thorough rinsing. Glass containers from natural products are recyclable, but chemical-contaminated glass belongs in hazardous waste. Metal aerosol cans must be completely empty before recycling.

Find local resources

Your city's waste management department maintains updated guidelines for toxic exposure prevention during disposal. Earth911's database locates nearby facilities that accept specific materials. 

Many communities offer pickup services for large quantities of hazardous items. Local environmental groups often organize collection drives and provide education about proper disposal methods that protect soil and water quality for future generations. Research recycling programs in your area to understand available services.

What to do when natural solutions fail

Natural cleaners and products work effectively for most household needs, but occasional stubborn problems require additional intervention. Before reaching for harsh chemicals, try increasing the concentration of natural solutions or combining multiple approaches.

When natural methods prove insufficient, seek professionals who specialize in non-toxic services. Many companies now offer chemical-free alternatives for deep cleaning, pest control, and mold remediation. They combine eco-friendly products with professional equipment and expertise.

Remember that the path to non-toxic living grows easier with experience. Each challenge teaches you more about natural solutions that work for your home. The expanding market of natural options will help you with even the toughest household problems.

Non-toxic home FAQ

What are the safest cleaning products to use?

Products with plant-based ingredients and minimal additives pose the least risk to your health. Look for cleaners certified by EWG or Made Safe, which verify ingredient safety. Simple solutions such as vinegar, baking soda, and castile soap clean effectively without introducing toxins to your home.

What makes a cleaning product non-toxic?

Non-toxic cleaners contain ingredients derived from natural sources without synthetic fragrances, dyes, or harsh preservatives. The complete ingredient list should be transparent and recognizable. True non-toxic products earn third-party certifications that validate their safety claims through rigorous testing.

What is the best natural disinfectant cleaner for your home?

White vinegar mixed with tea tree essential oil creates a powerful natural disinfectant. The acetic acid in vinegar plus tea tree's antimicrobial properties kill common household bacteria and viruses. 

Can non-toxic products make my allergies worse?

Natural products rarely trigger allergic reactions because they lack synthetic fragrances and harsh preservatives. Some people react to specific essential oils or plant ingredients, so patch testing new products on a small area prevents unexpected reactions.

Will my house still smell clean without artificial fragrances?

Natural cleaning leaves a fresh, neutral scent instead of chemical perfumes. Essential oils add pleasant aromas that dissipate naturally. Open windows, plants, and baking soda absorb odors rather than masking them with artificial scents.

Are non-toxic cleaning products expensive?

Natural cleaners often cost less per use because concentrated formulas last longer. Simple ingredients (vinegar and baking soda) clean most surfaces for pennies. Reusable tools such as wool dryer balls replace hundreds of disposable products.

Can I mix different natural cleaning products together?

Mixing different natural cleaning products can be dangerous. Avoid combinations such as bleach with ammonia or vinegar, as these mixtures produce toxic gases that can harm your health.

Our other guides

Guide to non-toxic cleaning products

Eco-friendly cleaning products guide

Non-toxic laundry guide

Eco-friendly laundry guide

Resources

  1. Cleaning Supplies and Household Chemicals. (2024, July 29). American Lung Association. https://www.lung.org/clean-air/indoor-air/indoor-air-pollutants/cleaning-supplies-household-chem
  2. Johnston, C. S. (2023, May 30). Vinegar: Medicinal Uses and Antiglycemic Effect. Vinegar: Medicinal Uses and Antiglycemic Effect - PMC. https://pmc.ncbi.nlm.nih.gov/articles/PMC1785201/
  3. Wolverton, B. C., Johnson, A., & Bounds, K. (2015, August 16). Interior Landscape Plants for Indoor Air Pollution Abatement. NTRS - NASA Technical Reports Server. https://ntrs.nasa.gov/citations/19930073077
  4. National Primary Drinking Water Regulations | US EPA. (2024, October 9). Environmental Protection Agency (EPA). from https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water-regulations
  5. How To Use Earth911 To Improve Your Community’s Recycling & Reuse Results. (2024, February 12). Earth911. https://earth911.com/home-garden/how-to-use-earth911-to-improve-your-communitys-recycling-reuse-results/