Sewer gas Sewer gas Sewer gas is a complex mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage. Sewer gases may include hydrogen sulfide, ammonia, methane, esters, carbon monoxide, sulfur dioxide and nitrogen oxides. Improper disposal of petroleum products such as gasoline and mineral spirits contribute to sewer gas hazards. Sewer gases are of concern due to their odor, health effects, and potential for creating fire or explosions. Sewer gas is typically restricted from entering buildings through plumbing traps that create a water seal at potential
2014 Kaohsiung gas explosions also expressed his gratitude to the business and volunteers who had made generous contributions to the relief and reconstruction efforts after the blast disaster. 2014 Kaohsiung gas explosions On 31 July 2014, a series of gas explosions occurred in the Cianjhen and Lingya districts of Kaohsiung, Taiwan, following reports of gas leaks earlier that night. Thirty-two people were killed and 321 others were injured. Eyewitnesses reported a smell of gas and white smoke coming out of manholes near Kaisyuan 3rd Road and Ersheng 1st Road in Cianjhen District on 31 July 2014 at 20:46, over three hours prior to the