Welding is only one part of metalworking. You also can cut steel, using oxygen/acetylene equipment with a special head called a cutting torch. Cutting torches come as part of many consumer-grade gas ...

Brazing joins parts by heating them to more than 840°F and applying a filler metal that has a melting temperature below that of the base metal. Filler metal flows into the joint by capillary ...

Remember when copper was commonly used in mobile air conditioning? Hans Fernqvist does. He’s a leading technical expert on climate AC systems at Volvo Car Corp. and has been actively involved in the ...