why only more foam develop on the hairs ?
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This is simply because oil and dirt suppress the amount of foam your shampoo creates, so the first time you wash there will be less foam since your hair has more dirt and oil on it. ... Styling products can build up over time and may need two shampoos to remove thoroughly
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These compounds are the reason your shampoo (or other toiletry of choice) foams, due to their chemical characteristics. ... These surfactants can lower the surface tension of water, reducing the amount of work needed to create the foam and increasing the stability of the bubbles that are within i
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