If you are welding on a fuel cell, it is super important to make sure all the residual gas is out of the tank, you can do this by flushing the tank out. After that has been done for an extra layer of safety you can use dry ice to fill the tank with CO2 to ensure that there won't be any combustion. Watch Jeff Ray's full video over in the weld app https://beta.weld.com/CourseDetails?courseId=138 #welding #safety #fuelcell #gastank #CO2 #fabrication #weldapp #welddotcom

قدور ولد البيرين: الضحك والتسلية والتقاليد