sewer gas


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sew·er gas

gas, probably mostly methane, resulting from decomposition of organic matter in sewers; potentially explosive and toxic.

sewer gas

A gas that is produced by decaying matter in sewage and contains methane and hydrogen sulfide. It is toxic, usually flammable, explosive, and may be used for fuel.
See also: gas
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References in periodicals archive ?
If the vent stack freezes shut--or comes really close to it--pressure can build up and cause sewer gas to work its way through the drain traps and into the house.
TABLE 1 Good Maintenance Practices Inspect floor drains weekly to ensure that traps are sealed Check for cracks or stains in drain pipes and fittings Inspect bathroom fans to ensure that they are properly sized Be alert to sewer gas, unusual noises, or bubbles in pipes and toilets Check for unauthorized tenant installations (e.
Seven sewer gas lamps in Monkseaton and Whitley Bay, dating between 1900 and 1910, are to be preserved.
Dr L E Price said the man died from carbon monoxide poisoning, but he could not say whether it came from the coal gas or sewer gas.
The table includes sewer gas lamps dating back to the 19th Century, which were powered by methane let off by sewage.
If it's too fast, suction siphons water from the P-trap (see photo), allowing harmful sewer gas to enter your home.
This may sound harmless enough, but a dry trap can cause a room to fill with potentially harmful sewer gas from the septic tank or the city sewer system.
That would allow sewer gas to come up through the drain into the room.
The second was Chester Arthur, who was driven out in 1882 by a very different type of invasion: sewer gas seeping up into the White House through the sink, bath and toilet drains.
The Village, in conjunction with their consulting engineer Robinson Engineering, realized the existing manhole, originally installed in 1984, was deteriorating at a rapid rate due to extreme sewer gas buildup.
One other clue that the wax ring is shot is an odor of sewer gas in the bathroom.
A), while preventing noxious and potentially dangerous sewer gas and vermin from entering your home.