stored oxygen and fuel gas cylinders . a. must be separated by 20 feet .
Label and separate the full and empty cylinders.
Store in a secure location that is dry, cool, ventilated, sheltered from the elements, apart from combustible items, and dry.
Cylinders should be kept away from doorways, aisles, elevators, gangways, staircases, and heat sources in a storage space that is easily visible, dry, well-ventilated, and out of the way. Put up "no smoking" signs all around.
To prevent them from toppling over, all oxygen cylinders should be fastened in racks or supports. A huge cylinder may reach 40 MPH in 0.5 seconds if it is toppled over and its valve comes off. It is strong enough to destroy two cinderblock walls.
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