Techniques on How to Retrieve a Fingerprint
Dusting for fingerprints is something almost everyone has seen done on crime shows. If you have an interest in amateur sleuthing you can easily dust for fingerprints in your own home using some basic household items. The project is a fun activity for yourself or for kids. You can even make a keepsake of the end-product.
Instructions
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Blow up a balloon and secure the knot in place.
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Light a candle using a match.
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Hold the lit candle in one hand and hold the balloon over the flame with the other. Let some black soot collect on the balloon from the flame.
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Rub a makeup brush over the soot until the soot is on the hairs of the brush.
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Rub the makeup brush over an area you want to look for fingerprints, such as a door handle or counter top. When you've found a fingerprint you will see it in the soot.
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Place a piece of Scotch tape over the fingerprint with the sticky side down. Peel the tape back and the fingerprint outline will show on the tape.
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Tips & Warnings
Place the fingerprint images you've found on a piece of paper by sticking the tape down on sheets from a notebook.
References
- Photo Credit large makeup brushes image by leafy from Fotolia.com
