of or using a mixture of acetylene and oxygen; "an oxyacetylene torch"; "oxyacetelyne welding"
a mixture of oxygen and acetylene that produces a hot white flame that can cut steel (oxygen + acetylene)
a mixture of oxygen and acetylene; used to create high temperatures for cutting or welding metals of or using a mixture of acetylene and oxygen; "an oxyacetylene torch"; "oxyacetelyne welding