![Even with isopropyl alcohol, I cannot have a clean board. I use either Qtip, but it leaves fibers, or teeth brush (but my son don't like the taste after). What can I Even with isopropyl alcohol, I cannot have a clean board. I use either Qtip, but it leaves fibers, or teeth brush (but my son don't like the taste after). What can I](https://preview.redd.it/even-with-isopropyl-alcohol-i-cannot-have-a-clean-board-i-v0-7xewcvlxkira1.jpg?auto=webp&s=68c48df95fb08b79f3ea3ca0a053a5eebea80d53)
Even with isopropyl alcohol, I cannot have a clean board. I use either Qtip, but it leaves fibers, or teeth brush (but my son don't like the taste after). What can I
![Cleaning Your Circuit Board With Alcohol And A Coffee Filter: An Easy And Effective Guide – TheCommonsCafe Cleaning Your Circuit Board With Alcohol And A Coffee Filter: An Easy And Effective Guide – TheCommonsCafe](https://cdn.thecommonscafe.com/how_to_clean_circuit_board_with_alcohol_and_coffee_filter.jpg)
Cleaning Your Circuit Board With Alcohol And A Coffee Filter: An Easy And Effective Guide – TheCommonsCafe
![Did I screw up my PCB? 75% isopropyl alcohol and 25% acetone mixture used for cleaning rosin flux off PCB. PCB was glossy but is now matte and sticky. Not sure if Did I screw up my PCB? 75% isopropyl alcohol and 25% acetone mixture used for cleaning rosin flux off PCB. PCB was glossy but is now matte and sticky. Not sure if](https://i.imgur.com/0EtW56h.jpg)