Example sentences from the Web for air gas

• It is difficult to give reliable data as to the cost of air-gas, inclusive of the expenses of production.

  Acetylene, The Principles Of Its Generation And Use|F. H. Leeds

• "Air-gas" is ordinary atmospheric air, more or less completely saturated with the vapour of some highly volatile hydrocarbon.

  Acetylene, The Principles Of Its Generation And Use|F. H. Leeds

Words nearby air gas