What to do with 40-year-old Cuban air?
Submitted
by
KGBear
KGBear writes "My friend has an old scuba tank that was filled by his father in Cuba, in the 60's. Now he's moving and, being tired of carrying the thing around with him, has given it to me, provided I find something of scientific interest to do with it. Certainly in the /. crowd there is someone who can put old Cuban air to good use?"