The ferric sulfate market size is expanding due to the increasing usage of ferric sulfate as a coagulant in the removal of ...

The iron carbide studies, made with Carapella's reagent (5 gm. ferric chloride, 2 ml. concentrated hydrochloric acid and 99 ml. methyl alcohol) etching for 20–60 min., revealed cracking as the ...

For a lot of reasons, home etching of PCBs is somewhat of a dying art. The main reason is the rise of quick-turn PCB fabrication services, of course; when you can send your Gerbers off and receive ...

SINGAPORE – To see if a firm’s employees would fall victim to scam calls, cyber-security officers can upload the phone numbers of their co-workers onto an app and track how they respond.

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and [Switch and Lever] does a good job explaining the chemistry of the etching process and offers some tips on making up etching solution from powdered ferric chloride. But the meat of the video ...