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INDOOR AIR POLLUTION. LACK OF VENTILATION INDOORS CONCENTRATES AIR POLLUTION WHERE PEOPLE ARE MOST EXPOSED TO THEM. RADON GAS. CARCINOGEN EXUDED FROM EARTH & TRAPPED INSIDE HOUSES CAN BE BLOCKED BY A LAYER OF ALUMINUM FOIL UNDER THE CARPET. BUILDING MATERIALS.
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LACK OF VENTILATION INDOORS CONCENTRATES AIR POLLUTION WHERE PEOPLE ARE MOST EXPOSED TO THEM.
RADON GAS • CARCINOGEN • EXUDED FROM EARTH & TRAPPED INSIDE HOUSES • CAN BE BLOCKED BY A LAYER OF ALUMINUM FOIL UNDER THE CARPET
BUILDINGMATERIALS • CARPETING & PLYWOOD EMIT FORMALDEHYDE GAS (LUNG IRRITANT) • PAINT & SOLVENTS GIVE OFF VOLATILE ORGANIC COMPOUNDS (VOCs) AS THEY DRY (acetone in nail polish remover, benzene in lighter fluid, thousands more)
LEAD • LEAD PAINT CAN DEGENERATE INTO DUST AND BE INHALED
ASBESTOS • USED IN INSULATION • CARCINOGENIC IN LUNGS
INTENTIONAL • AIR FRESHENERS, SCENTED CANDLES, INCENSE, SOME LAUNDRY PRODUCTS, OTHER SCENTED ITEMS • CAN TRIGGER ASTHMA AND MIGRAINES
FIREPLACES • CAN ADD SIGNIFICANT AMOUNTS OF SMOKE PARTICULATES INTO AIR (INSIDE & OUTSIDE)
CLOTHING • PERCHLOROETHYLENE (PERC) EMITTED FOR DAYS AFTER DRY CLEANING. • BREATHED IN & STORED IN FAT • SHORT TERM AFFECTS NERVOUS SYSTEM, DIZZY, FATIGUE, HEADACHE, INCOORDINATION, UNCONSCIOUSNESS. • LONG TERM DAMAGE TO KIDNEY & LIVER, CANCER
PESTICIDES • HAVE CAUSED DEATHS WHEN USED WITHOUT PROPER VENTILATION
SECOND-HAND SMOKE • PASSIVE SMOKERS • ACCOUNTS FOR 3,000 LUNG CANCER DEATHS ANNUALLY IN UNITED STATES
CARBON MONOXIDE • SILENT KILLER • CAUSED BY FAULTY VENTS, CHIMNEYS, BURNING CHARCOAL INDOORS. • INCOMPLETE COMBUSTION OF FOSSIL FUELS
PLUMBING LEAKS • TRAPS ARE BUILT INTO ALL DOMESTIC PLUMBING TO KEEP DEADLY HYDROGEN SULPHIDE OUT OF HOMES
BIOLOGICAL SOURCES • ALLERGENS, MICROBES & PARTICULATES FROM PET DANDER, BED MITES, MOLD SPORES, PLANT POLLEN
PREVENTION • WORLD HEALTH ORGANIZATION (WHO) MAKES RECOMMENDATIONS FOR CONTAINMENT, REPLACEMENT & DILUTION OF INDOOR POLLUTANTS
SELF-CLEANING • WINDS - DILUTE, MOVE IMPURITIES AWAY • HEAT - OXIDIZES IMPURITIES & KILLS BACTERIA • RAIN - WASHES & REMOVES SUSPENDED AIR IMPURITIES • PLANTS - USE CO2 & MAKE O2