michael from the smells-like-teen-spirit dept.
Scientific American has a column about a guy who has the duty of smelling materials that go into space, to make sure the astronauts won't end up gagging from odors that might disperse in the atmosphere on Earth but be concentrated in the Shuttle or space station.
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.