谈灰尘手印的处理与提取

当前,在刑事案件的现场勘验中发现并提取到有价值的常规痕迹物证越发困难,灰尘手印在案发现场中出现概率很高,具有一定的代表性。由于受到承痕体本身材质、颜色等方面条件的限制,以及手印遗留的时间、灰尘加层还是减层等诸多因素的影响,采用相应的方法显现、提取指纹,就显得十分重要了。

On the Handle and Extraction of Dust Fingerprint

In criminal cases,it is increasingly difficult to find at scene of the conventional extraction of valuablet race evidence.Dust fingerprints appear at the scene with a very high probability,is a certain representation.Body bearing marks are restricted by its material,color and condition of the time constraints and fingerprints left behind,a dd layers or less layers of dust and many other factors,so the methods used to appear and extract the fingerprint is very important.