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For over a month my shower water has smelled like sulfur (reminiscent of sewer gas).

He added that another possible source of the problem - if the smell is sewer gas - could be the shower drain.

The liquid was brown and bubbling and smelled like sewer gas.

All fixtures must contain traps to prevent sewer gases from leaking into the house.

Vents provide a means to release sewer gases outside instead of inside the house.

In most homes, sewer gas may have a slightly unpleasant odor, but does not often pose a significant health hazard.

Any sign of smoke escaping can be considered a possible site for sewer gas to escape.

"The exterior vent for the sewer gas was 30 feet from the air intake," he said.

The bend is used to prevent sewer gases from entering buildings.

Far more stingingly, it deals with the sewer gas.