clue powder是什么意思

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clue powder是什么意思
clue powder是什么意思

clue powder是什么意思
就是银行之类的在钱啊什么上面涂的. 肉眼是看不见的. 用紫外线就可以看见了. 也是洗不掉的.
Clue powder is an invisible, ultraviolet powder designed for theft detection and identification of stolen items. The thief will have no idea that he has been identified; however, the powder will remain on his fingers and hands. Invisible to the naked eye, except under an UV light. Stays on hands for 2-3 days, must wear off... cannot be washed off.

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