Oxidizers and flammable gases needs to be saved a minimum of twenty ft. far from combustible elements and/or incompatible gases or substances. An correct cart is applied. A cylinder card is necessary for tanks over 35"' in top,A different cart or dolly will get the job done for lesser cylinders. https://cylinder-handling97261.bloginder.com/30329918/the-smart-trick-of-drum-and-cylinder-handling-that-no-one-is-discussing