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 ...
Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results