bambus
Colour fastness to sweat
Short answer: Sweat is mildly acidic or alkaline and contains salts. If the dye is not bonded well enough, sweat can ...
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Why new clothing transfers colour
Short answer: Loose dye on the surface can rub off on skin, furniture and other clothes. It happens mostly with dark ...
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What happens to the colour in the first wash
Short answer: The first wash rinses out the dye molecules that never managed to bond. That is why the water can turn ...
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Why black is the hardest colour to keep
Short answer: Black needs the most dye, and every loss shows most clearly. Even slight fading turns black to grey, wh...
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Reactive dyeing explained
Short answer: Reactive dyes form a chemical bond directly with the cellulose. The colour becomes part of the fibre in...
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What happens in the dye bath
Short answer: The fabric sits in warm water with dye, salt and a base. The heat opens the fibre, the salt drives the ...
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Is the smell in the fabric or in the machine
Short answer: Test it with a clean towel. Wash it alone in an empty machine and smell it afterwards. If it smells, th...
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What diet and medication do to the smell in clothing
Short answer: Some foods and medicines change the composition of sweat. That can give a different smell in clothes ev...
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Why a drawer can smell by itself
Short answer: Wood, glue and lacquer release volatile compounds for years. In a closed drawer they collect in the air...
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How odour moves between garments in a wardrobe
Short answer: Odour molecules are volatile. They evaporate from one garment and settle in another, especially if the ...
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Why old sweat clings on
Short answer: The fatty compounds in sweat bind to the fibre, and over many washes a layer builds up. The layer relea...
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What vinegar does in a wash
Short answer: Vinegar is a weak acid. It dissolves limescale, neutralises alkaline odour compounds and removes residu...
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