摘要
目的探索新的手印显现方法,祛除传统手印显现方法对使用者的健康危害;方法用浅色调湿粉采用不同操作对不同客体表面手印、不同物质手印及不同遗留时间手印进行显现,通过显现效果的比较,得出湿粉显现手印的适用范围、最佳操作方法及其显现效果;结果显出的手印清晰、流畅,与背景反差强;结论该方法适用于光滑非渗透性客体表面及潮湿或粘性表面的汗潜、油潜、蛋白手印的显现,使用方便有效。
Objective To explore a fingerprint development method which is harmless for operator.Methods Light-color wet powders were used to develop the latent fingerprint deposited on different surfaces.Results The fingerprints on some common non-porous and semi-porous surface were developed with light-colored wet powders,no matter the surface was dry,wet or sticky.Conclusion The wet powder is harmless and easy to use.It could take place of the traditional powder.
出处
《刑事技术》
2011年第1期32-34,共3页
Forensic Science and Technology
关键词
光滑客体
浅色调湿粉
潜手印
指印显现
smooth objects
light-colored wet powder
latent fingerprints
