053-4 Wyo. Code R. § 4-7
(Flashpoint Less 100°F.)
(a) Only approved containers or approved safety containers shall be used as containers of flammable liquids having a flashpoint lower than 100°F., such as gasoline, naphtha, etc.
(b) Liquefied Petroleum Gas (LPG) shall be handled in accordance with Subpart H, Wyoming Occupational Health and Safety 1910-General Rules and Regulations, in all operations.
(c) An electrical bond shall be maintained between containers when a flammable liquid is being transferred from one to the other.
(d) Discharge nozzles and valves shall be of the quick, self closing type.
(e) No open flames or welding operations shall be allowed in a flammable material storage area, except as provided in 1910.252 d. of the Wyoming Occupational Health and Safety 1910-General Rules and Regulations.
(f) Proper signs shall adequately designate all flammable storage areas. Signs shall be constructed in accordance with 1910.145, Wyoming Occupational Health and Safety 1910-General Rules and Regulations.
053-4 Wyo. Code R. § 4-7