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11 April, 10:16

If a fingerprint is discovered on a dark surface, what color fingerprint powder might be used?

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  1. 11 April, 10:36
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    They may used a glow powder that is usually yelloish green or something. Glow powder is actually calledphosphorescent pigment. It is the basis of just about all glow in the darkproducts. This powdery substance absorbs light and then re-emits it over a length of time.
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