•Antibacterials, ESPECIALLY triclosan which can mutate into a carcinogen in the presence of other chemicals
•Ammonia
•Butyl cellosolve (also known as butyl glycol, ethylene glycol, monobutyl)
•Chlorine bleach (sodium hypochlorite).
•d-limonene
•Diethanolamine (DEA) & triethanolamine (TEA): look for "DEA-free" or "TEA-free"
•Disinfectants
•Hydrochloric acid
•Naptha
•Nonylphenol ethoxylates (NPEs)
•Petroleum-based ingredients, including formaldehyde
•Phosphates: look for "phosphate-free".
•Sodium hydroxide (lye)
•Sulfuric acid