Coffee stains on clothing, paper, plastic or crockery, and trays can be properly removed by:
A
vegetable oil
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B
water
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C
sodium hypochlorite
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D
vinegar
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Solution
The correct option is C sodium hypochlorite Coffee stains on paper,clothing,plastic or crockery and trays can be properly removed by sodium hypochlorite due to its oxidizing nature.This releases oxygen which combines with stains to form a colourless compound.