Softballer55 Softballer55

14-04-2016
Chemistry

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which technique can uncover writing in a charred document?

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patirots patirots

14-04-2016

Law enforcement agencies may use technical aids such as infra-red and ultra-violet lighting, and radiography, in conjunction with suitable filters and sensitized materials, to bring back text that would otherwise remain hidden on charred documents.

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