GAS GROUP CLASSIFICATION (based on MESG & MIE)

• Gas group I

  • Methane

• Gas group II A

  • Ammonia, CO, Propane, Butane, Benzene, Acetone, Methanol

• Gas group II B

  • Butadiene, Ethylene, Ethylene Oxide, Diethyl Ether

• Gas group II C

  • Hydrogen

Which is the most hazardous group ?

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