Following are some of the dangerous ingredients found in household products with some of their possible effects on human health and the environment:

Ammonia: burns, blindness, lung disease

Arsenic: cancers, heart damage, stomach & liver problems

Butane, Isobutane & Propane: burns, suffocation

Chlorine: eye & skin damage, leads to dioxin formation

Cresol: burns, anemia, liver and kidney damage

Dioxins: cancers, skin disease, reproductive problems

Hydrochloric Acid: respiratory & gastrointestinal damage

Formaldehyde: reproductive and menstrual problems, cancers

Lye (Sodium Hydroxide): burns, blindness, lung damage, lesions

Naphthalene: anemia, cataracts, kidney & liver damage

Paradichlorobenzene: liver problems, possible carcinogen

Pesticides: leukemia, cancer, birth defects, reproductive problems

Phenol: reproductive & development problems, burns, heart problems

Phosphates: threaten aquatic systems

Phosphoric Acid: seizures, abdominal & respiratory damage

Sodium Hydroxide: see Lye

Solvents: reproductive problems, cancers

Sulfuric Acid: burns

Tetrachloroethylene: probable carcinogen

Note:

  • Many of the reproductive effects are for males and females.
  • Many of these substances contaminate groundwater, a common source of drinking water.
  • Most of these chemicals are especially dangerous around children.
  • Many (but not all) of the commercial products in this guide contain the ingredients listed in their categories.
  • The Agency for Toxic Substances and Disease Registry provides ToxFAQs - a series of summaries about hazardous substances - that contain information on many of these ingredients.
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