A test device is built by the study of the fire principle and the failure sensitive variable of electric squib in long time stor- age.

A simulation principle,which can simulate all of the fire character of an electrical squib which is stored in different conditions for a long time,is presented by the studying of an electric squib’s fire principle and distribution rule of fire variable in long storage.

The causes of spontaneous combustion and the analysis on fire-prevention methods in long-wall caving mining;

This article introduces the fireproof principle , production technology of new type building safety fireproof glass and the product property .

In this paper,we added fireworks theory into multimedia teaching,which instilled energy into traditional teaching mode and improved the timeliness and scientificalness.

Work principle of compressed air foam systems, characteristics of produced foam and extinguish principle, the classification of the foam and application prospects are introduced.