Make 10 Etchants for Copper Printed Circuit Boards
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 | We show 10 ways to make PCB etchants using easy to access chemicals 1. Hydrogen Peroxide (5mL of 3%) and Hydrochloric Acid (5mL of 37%) Loses strength in sto... | From: NurdRage Views: 75807   1163 ratings |
| Time: 06:52 | More in Science & Technology |
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