Natural gas plumber some of my tasks consist of : - maintenance of commercial points of sale natural gas between Romgaz & Transgaz. - flow measurement and quality of natural gas . - Natural gas flow measurement between Romgaz and Transgaz including commercial gas measurement points , with BARTON and NUFLO, flow computers . - Dewpoint determination with mobile dewpointmeter ( MITCHELL) , used in situ , when terrain condition does not allow any other equipment used normally at the same tasks to be used . - Dewpoint determination with AURORA dewpointmeter , use for measure dewpoint after natural gas goes out from dehydration unit , to ensure that treated natural gas complies all quality conditions and requirements. . - Gascromatography at flow measurements points type YAMATAKE GASCROMATOGRAPH) and with a mobile gascromatograph ( type ABB GASCROMATOGRAPH ) , where cannot by various reasons static gascromatograph can be used . - Natural gas quality ,in dehydration units using adsorbtion and absorbtion methods and desicants .