Chlorine bleach (aka sodium hypochlorite), an all-purpose whitening agent, can irritate the lungs and eyes and in waterways can become toxic organochlorines.

• 含氯漂白剂（如碱性次氯酸钠）：一种全效漂白剂，对肺、眼睛有刺激作用，排入河道则可变成有毒有机氯。