一、前言安全炸药在英国称许用炸药(Permittedexplosives),是指经政府批准允许用于有沼气或煤尘着火危险的矿井的炸药。由健康安全署(Health and Safety Executive)负责审批。其下属的一个研究部门、设在Buxton的矿山安全研究组织(Safety in Mines ResearchEstablishment)的研究站,自1922年至今,由政府授权为英国官方的试验站。炸药样品经过一系列检验(主要是瓦斯巷道试验)合格后, I. INTRODUCTION Safety explosives are known as Permittedexplosives in the United Kingdom and refer to explosives approved by the government for use in mines that are at risk of catching fire with biogas or coal dust. Approved by the Health and Safety Executive. One of its research divisions, a research station at the Safety in Mines Research Organization in Buxton, has been government-mandated as the official British pilot since 1922. Explosives samples after a series of tests (mainly gas tunnel test) qualified,