MIL-D-4540B, MILITARY SPECIFICATION: DIBROMODIFLUOROMETHANE (DB), TECHNICAL (21-MAR-1972)

MIL-D-4540B, MILITARY SPECIFICATION: DIBROMODIFLUOROMETHANE (DB), TECHNICAL (21-MAR-1972)., This specification covers a technical grade of dibromodifluoromethane intended for use as fire extinguisher fluid also known as DB.