General Instruction 2 - Selection and Use of Highway Tanks, Multi-Unit Tank Car Tanks, and Portable Tanks for the Transportation of Dangerous Goods, Class 2
Information Technology - Telecommunications and Information Exchange Between Systems - Elements of Management information Related to OSI Data Link Layer Standards
Attachment Plugs, Receptacles and Similar Wiring Devices for Use in Hazardous Locations: Class I, Groups A, B, C and D; Class II, Group G, in Coal or Coke Dust, and in Gaseous Mines