The hazard is corrosion in parts of underground gas storage tanks — corrosion that could result in failures, leaks and contamination of groundwater, a source of drinking water. (sciencedaily.com)
In Plunkitt's case, the matter involved legislation to remove giant gas storage tanks in New York City, called «gashouses.» (timesunion.com)
The Sattler double membrane gas storage tank consists of an external membrane which forms the outer shape of the tank, as well as an internal membrane and a bottom membrane which make up the actual gas space. (cstwastewater.com)