"Though a pure, unadulterated whiff of outer space is impossible for humans (it's a vacuum after all; we would die if we tried)" Not immediately. Jim LeBlanc h

"Though a pure, unadulterated whiff of outer space is impossible for humans (it's a vacuum after all; we would die if we tried)" Not immediately. Jim LeBlanc has survived a brief full decompression accident in 1966. Still it's probably not possible to smell anything that way.