0 Answer it Forward Challenge Asked: July 26, 20202020-07-26T18:59:10+00:00 2020-07-26T18:59:10+00:00In: Vacuum Pumps How to use a gas ballast valve on a vacuum pump pumping contaminated oil and water? 0 How to use a gas ballast valve on a vacuum pump pumping contaminated oil and water? contaminantsgas ballast Share Facebook Leave an answerLeave an answerCancel reply Featured image Select file Browse Add a Video to describe the problem better. Video type Youtube Vimeo Dailymotion Facebook Choose from here the video type. Video ID Put Video ID here: https://www.youtube.com/watch?v=sdUUx5FdySs Ex: "sdUUx5FdySs". Answer Anonymously Save my name, email, and website in this browser for the next time I comment.