Simple calculation of how much vapor of oil painting solvent in working area

Ever since I started oil painting, I get a lot info on how bad the solvent is, especially its vapor (fume). Someone even describe it as an evil. Well, as a formal chemist, I need more data to prove any statement rather than description or imagination only. So I download the MSDS file and I … More Simple calculation of how much vapor of oil painting solvent in working area

Differences between Tiger, Jaguar, Leopard and Cheetah

This is a very interesting topic. When I paint these spotted big cats I’ve always asking myself what exactly am I painting? Then I ask Google.  OK, Google, tell me the differences between big cats. ヽ( ̄▽ ̄)ノ Tiger Tigers are huge, powerful animals that live only in Asia. They are very close to lion. Sometimes their skull … More Differences between Tiger, Jaguar, Leopard and Cheetah