[ Ethane; carbonic hydrates; methane; glycol; ethyl ether; methyl ether; methyl alcohol (methanol) for industrial purposes ]

Fuel gas; fuel, namely, solidified gas; coke; fuels; coal; electrical energy

[ Factory construction; pipeline construction and maintenance; residential and commercial building construction; vehicle fueling services; mining extraction; drilling of wells ]

[ Water supply; electricity distribution; storage, distribution, and transportation of liquefied petroleum gas; distribution, namely, gas supplying; distribution of energy; transport by pipeline ]

[ Processing of fuel materials; production of energy ]

[ Engineering; technical research in the field of aeronautics; chemical research; biological research; material testing ]