Sample preparation from the thumb.The right of a man aged 39 years Thailand thumb impression on a piece of paper, for example, that is placed on the scale. ControlWeight is the fingers press a full 10 seconds per 800 grams, for example, a time stamp for each spacing example.30 seconds apart by preparing a paper, for example, all the 15 types, for example, includes 150, 10 examples.Then divide the sample into two groups, each sample consisting of 75, for example, the type of paper, 5 examples.Store in a zipper bag, approximately 24 hours prior to the check for fingerprints on the next series.
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