On Tue, 13 Aug 2019 at 20:50, David C Brown wrote: > As a seeker of enlightenment and not a carper I must ask. > Does the volume of the bubble depend on the external pressure, the depth = at > which ... > __________________________________________ > That's at STP. (Just below the surface on a cold day) Clarified in a subsequent post , "which you have not got".* Wait. It's there. I just didn't say STP > And, at 1.4 litres per gram (at the surface on a cold day) Note: We do not have a President. References to Presidents "which we have not got"* are extremely inappropriate, that our days may be long on the face of the land. Russell * "Naming of parts" --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .