玻璃痕迹在建筑火灾调查中的作用

在建筑火灾中，玻璃会出现破损、炸裂、熔化、流淌等各种痕迹，研究和运用这些痕迹对于准确认定火灾原因具有重要的意义和作用。玻璃痕迹在建筑火灾调查中的作用体现在可以判断火场温度、火势大小和发展蔓延方向、是否为机械破坏以及是否为火前破坏等四个方面。

The role of theory of glass traces in building fire investigation

In building fire, the glass will be damaged, burst, melting, flowing and other marks, research and application of these tracks to accurately identify fire reason has the important meaning and function. Glass traces in the role of building fire investigation in judging the fire temperature, the fire size and spread direction, whether for mechanical damage, and whether to destroy the four aspects, such as before the fire.