Chemistry Forum

Hello, Some time ago, I spoke to an electrical engineer about how using alcohol on PCBs to clean of flux residue worked well, but left some small, white, particulate matter behind. Less particles with 90% IPA. He suggested that I purchase an azeotrope (I think is the word that he used), of IPA. As i...

Yes, as a spray.
I thought they'd have used compressed air instead of compressed flammable gases.

kingsford.png Well, it's the second ingredient in the brand-name Kingsford grill cleaner. The fourth is propane. I can't imagine why they'd need these in the mixture. I kinda assumed they aided in the cleaning process somehow -- instead of just being there because Kingsford refused to buy compresse...

Hello, So in the selection of various grill cleaners you can buy, the active ingredient tends to be: Surfactant, which you can get in other household cleaners. Lye, (sodium hydroxide) which is too caustic for me to use on my grill -- which looks like stainless steel but the rust spots tell a differe...