If you’re [Itsgus], you use science to etch ... The process only takes a few seconds. When the etchant starts to sizzle and bubble, Bob’s your uncle. Even though the stainless steel ...

Many hobbyists and hackerspaces have the $500 Chinese 40W lasercutters which most of us know are about as successful at etching metals ... without the mixture. Stainless steel is an alloy of ...

Watch the behind the scenes of the stainless steel chain manufacturing process. From raw stainless steel material to the ...

1913: __English metallurgist Harry Brearley casts a steel alloy that's resistant to acidity and weathering. Because his sponsor names it "stainless ... reduction process for producing carbon ...