Buying phosphate-free soap allows you to say, 'My detergent doesn't have the harsh chemicals others do.' The question is, how are you washing with it? The very worst thing for the Earth about detergent is that we heat water to use it.

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“Buying phosphate-free soap allows you to say, 'My detergent doesn't have the harsh chemicals others do.' The question is, how are you washing with it? The very worst thing for the Earth about detergent is that we heat water to use it.”