Bleach and chemical agents used in cleaning products may leave your home looking clean but they really make a mess of the water supply when they find their way into rivers.
清洁用品中的漂白剂和化学药品也许能使你家里看起来很干净，但当它们排入河流后会污染水源，给供水造成困难。
Bleach and chemical agents used in cleaning products may leave your home looking clean but they really make a mess of the water supply when they find their way into rivers.
清洁用品中的漂白剂和化学药品也许能使你家里看起来很干净，但当它们排入河流后会污染水源，给供水造成困难。
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