This article outlines guidelines for the testing of high pressure gases utilized in cleanrooms according to the cleanliness limits stated in the FDA cGMP guidelines, the ISO 14644-1 cleanroom ...

Starting in May, Pacific Gas & Electric plans to begin pressure-testing 150 miles of natural gas pipelines that have similar characteristics to the line that exploded in San Bruno last year. The ...

A 75-year-old Pacific Gas & Electric Co. natural gas pipeline running through a Palo Alto neighborhood is stirring safety concerns. At a city council study session Monday, PG&E officials said there ...

PLUM, Pa. — From heating your home, to powering your appliances, the majority of houses in our area use natural gas. If left unchecked, the consequences of a leak can be catastrophic. We’ve seen the ...

COCOLALLA, Idaho — Officials are asking residents in Cocolalla to leave their homes with pets and animals in tow for a pipeline pressure test. Canadian Pacific Gas is planning the test at the valves ...

Gainesville Regional Utilities will conduct a routine gas line pressure test this weekend that may cause noise and odors. The test, required every six years by the Public Service Commission, will ...

Solution gases and reservoir pressure can allow operation of offshore transmission pipelines carrying high pour point, paraffinic crude without pour point depressant (PPD), even during periods of ...

Nearly two years after the pipeline explosion that killed eight people and devastated a neighborhood in San Bruno, Pacific Gas and Electric Co. considers 239 of its natural-gas transmission lines to ...