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October, 1920 THE MARINE REVIEW 3 ‘ainco oxygen [=~] |} Plates . |e » fl One of the uses for — : ai. f 6the oxyacetylene : ; ee pom me torch in ship con- struction. I.ere the operator is heating a slightly Over-size keel plate to permit of suffi- cient expansion in the center to draw the member into place. The rendering of good oxygen and acetylene service means best results in the use of the oxyacetylene proc- ess. Airco Oxygen and Acetylene Sery- ice is Good Service. Please mention THE MarRINE REVIEW when writing to Advertisers