Storage in any one workroom shall not exceed 1,000 pounds (454 kg) of raw pyroxylin plastics. A storage cabinet shall not contain more than 500 pounds (227 kg). Each compartment shall not contain more than 250 pounds (114 kg).
Pyroxylin plastics shall not be stored within 2 feet (610 mm) of heat-producing appliances, steam pipes, radiators or chimneys.
In workrooms of factories manufacturing finished pyroxylin plastic products, operators shall not be stationed closer together than 3 feet (914 mm), and the amount of material per operator shall not exceed one-shift's supply and shall be limited to the capacity of three tote boxes, including material awaiting removal or use.