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
As Good as I Once Was has since become one of Keith's signature songs, as well as one of his most successful. The narrator, a man approaching or in middle age and apparently sitting in a bar, is put into situations that test his masculinity. Having outlived his glory days, he insists he now is no longer "as good as (he) once was" in his younger days, but although he no longer has the stamina to do what he used to do all the time, he can still be "as good, once, as (he) ever was." Examples given include a set of twins who want to