Did you know that until 1940, boys wore pink, blue was girl's color and before that, all children wore white dresses as they were easy to bleach?

你知道直到1940年男孩都是穿粉色，而蓝色则是专属于女孩的吗？而且在那之前，所有孩子都是穿白色衣服，因为很容易漂白？

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And, of course, having to bleach your hair (several times) before it's even ready for color.

还有，当然，在染色之前你还要漂洗自己的头发(数次)。

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Color shifting and returning of diazo dyes used in silver dye bleach (SDB) photography were studied, focusing on the relationship between the properties and their molecular structure.

本文对几种银漂染料的色位移和复色性能与其分子结构的关系进行了研究。

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We think they might be getting a wee bit ahead of themselves, though -- we don't yet know how they handle detergent, let alone a quality color-safe bleach.

ENGADGET: Scientists create sweat-monitoring underwear, break them in (video)