Is PCB “edge wrapping” important?

PCB edge wrapping adds protective plating/coating to board borders. Prevents corrosion, boosts mechanical strength, enhances solderability, improves EMI shielding & extends lifespan. Vital for reliability.
What problems can occur with PCB soldering?

Common PCB soldering problems (open circuits, shorts, cold joints, etc.): causes include wrong parameters, equipment, materials, technique, & design defects. Solutions provided.