Andonstar– Ep.9 How to clean the flux residue after soldering?｜PCBs Flux Cleanup with alcohol

When we use solder wire with flux, rosin, or flux during soldering, the circuit board will be covered with flux after soldering. How do you clean the PCB after soldering? I learned it can be cleaned with alcohol. Now we have 2 types of alcohol, 75% Ethanol and Ethanol absolute. Let’s see how they perform!

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