HELLO NORWAY!!! (don't you have to type loud when talking to a foreigner?)
John, it's 91% Isopropyl, anything less than 91% doesn't seem to do.
Wear gloves or you'll be wishing you did (experience talking).
Oh...How do you guys do it in Norway with all the snow? We just got maybe 6" here in southeastern Virginia and everything is at a standstill I liked snow when I was a kid but not so much now