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100 Places To Find Hidden Toxic Mold

100 Places to find hidden toxic mold

Ever wonder where there might be a source of Hidden Toxic Mold that you or someone you love have been exposed to?  We’ve taken the time to compile this lengthy list of over 100+ places to find or to look for possible places of contamination.

Home – (Most common)

Flooded Basements

  1. result in moldy flooring
  2. result in moldy carpeting
  3. result in moldy wallboard
  4. result in moldy furniture and porous items
  5. result in activating deadly mold spores on cardboard boxes stored in basements

Leaking Pipes

  1. Under Bath Sinks
  2. Backed up Sewage
  3. Overflowing Toilets
  4. Showers (behind walls)
  5. Bathtubs & Hot tubs (inside walls and under tub)
  6. Laundry Tubs
  7. Dishwashers (behind wall)
  8. Under Kitchen Sinks
  9. Outside Hoses
  10. Icemaker Refrigerators

Door entrances that are not designed correctly (water runs in)

Faulty Windows or Windows with broken seals

Roof Leaks & Attics

  1. Moldy rotting wood structures
  2. Moldy rotting insulation
  3. Moldy hvac vents
  4. Improper attic ventilation

Shower areas without proper ventilation fans

Clothes Dryers that vent “into” the home and are not vented “outside” like they should be

Moldy food in the refrigerator

  1. contaminates the vents in the fridge and freezer and circulates into your food and home

Moldy prone kitchen appliances (avoid this by cleaning them properly)

  1. in uncleaned juicers
  2. food processors
  3. under rubber seals in nutribullets
  4. Coffee makers
    1. Kurig machines are “highly toxic” – we do not recommend you own one.

Mold-Prone kitchen items

  1. Wooden bowls
  2. Wooden cutting boards
  3. sponges
  4. towels and rags that never dry properly under a sink with no airflow
  5. water bottles

Baby Items: 

  1. Baby bottle nipples
  2. Sippie cups
  3. Bath Toys

Wet clothes, towels, curtains, linens or shoes grow Toxic Mold

Dehumidifiers – uncleaned water collection trays with standing water are a source of contamination to a home

HVAC systems – entire units can be toxically contaminated as well as the entire duct unit of a home

Carpets and Rugs are usually highly contaminated with mold and mycotoxin 

  1. Carpet padding underneath rugs

Vinyl Flooring – moisture gets in between solid surface and vinyl flooring causing toxic mold to grow

Moldy Firewood

Mattresses, couches, chair cushions, pillows that were in a home when it was flooded.

Unfinished wood exposed to moist areas

Pressed Wood furniture exposed to moist areas or water damaged buildings.

“Contaminated Potting Soil” from houseplants and small trees –

Work – (common)

Flooded areas cause:

  1. moldy wallboard
  2. moldy ceiling tiles
  3. moldy hvac and vents (toxic air)
  4. moldy carpeting and padding
  5. moldy office chairs and padded room dividers

Leaking Pipes

  1. Bathrooms
  2. Utility Rooms
  3. Kitchen areas & breakrooms
  4. Washing stations

“Contaminated Potting Soil” from office plants and small trees


Schools – (less common but it still happens)

  1. Leaky bathrooms pipes
  2. Inside walls – (hidden)
  3. Pool and shower areas – on walls inside walls and ceilings
  4. Old basements
  5. In HVAC systems that invade schools with dangerous spores
  6. Craft Supplies
  7. Mold cross contaminated book bags and items from other students and teachers homes (people don’t think about this 🙁

Car, RV, Trailer, Boat (least common but also least expected)

  1. leaky sunroofs
  2. car previously submerged or did you buy a car from a “Hurricane Area”
  3. carrying moldy items in your car that cross contaminate bringing in dangerous spores or mycotoxin
  4. moldy floor rugs
  5. moldy upholstery
  6. leaky windows
  7. toxic air conditioners
  8. toxic air fiters
  9. Broken water bottles stored in your vehicle

Old stores, buildings, antique markets, hardware stores, furniture stores

  1. Old items
  2. Reclaimed wood decor
  3. Water damaged business dwellings
  4. Burning moldy firewood in fireplaces.


  1. Grains
  2. nuts
  3. corn
  4. some meats from animals fed moldy grains
  5. coffee (has many aflatoxins)
  6. beer/wine
  7. cheeses
  8. some mushrooms
  9. fermented foods. (Moldy Foods List: FULL LIST)

Farms, Barns & Chicken Coops

  1. Toxic Hay:
  2. Reclaimed Barn Wood:
  3. Moldy Firewood

Drinking soft drinks, teas and juices from restaurant soft drink machines.

The inside of these machines are highly contaminated with toxic strains of neurotoxic molds.

Tobacco usage:

  1. Cigarettes and Cigar Smoking – contain toxic mold strains and mycotoxin

Heavy antibiotic usage 

Antibiotics are made of toxic molds like aspergillus and penicillium

Breast Implants 

Breast Implants have high rates of Hidden Toxic Mold and mycotoxin production and can literally make you sick or kill you

Some chemicals and pesticides

  1. use toxic molds that produce T-2 mycotoxins (Trichothecenes) Agent Orange, RoundUp (Rumor has it)

Living near airports, trains, trucks, or buses

Diesel and Jet fuels contain mycotoxin and can be a source of toxic mold exposure if you are exposed on a constant basis?

Fall Seasonal rotting of Leaves

  1. Burning Fall Leaves – mold is not destroyed unless the heat reaches over 500 degrees F. for up to 30 minutes consistantly.  Spores and mycotoxin can float to nearby structures and contaminate.

Christmas Trees & Christmas Decorations


The good news is that our technicians are being trained on a constant basis to know ALL of the possible places that you or your loved ones are being exposed to these horrific toxins.  We’ve shared a tremendous amount of clues in this article and give you many places to start doing your own research.

If you suspect any of these as a possible reason for unexplained illnesses and would like one of our technicians to come out and do a full assessment and lab testing appointment on your home or place of work, please CONTACT US by filling out our very detailed form about your property and tell us what your concerns are.  We are here to help you get to the bottom of your issues and assist in the process of getting you the help you so desperately have been looking for.