Northern China coal mine roof collapse kills four
LVLIANG: Four workers were killed after a roof collapse late Wednesday at the Guanjiaya coal mine in Xingxian county in northern China’s Shanxi province, with local authorities confirming...
Tag : occupational safety
Toxic gases targeted by breakthrough lightweight respirator
Eurasian Newswire News Desk: Scientists at Perm National Research Polytechnic University in Russia have developed a respirator filter that is 15 times lighter than conventional...