Quote:
if all sulphur species are heavier than air, please explain the phenomenon of sulphur dioxide ice being in the air years after the volcanic eruption that that launched them there.
Where would religion be without stalwart ignorance? Hey git, name a sulfur species that is less dense than air, plus a literature citation.

Why does a gram of goose down float in the air and a gram of lead fall like a lead ball? Cesium iodide has a density of 4.51 g/cm^3. How does it stay homogeneously dissolved in water? (Hint: density gradient centrifugation).

Uncle Al
http://www.mazepath.com/uncleal/
(Toxic URL! Unsafe for children and most mammals)
http://www.mazepath.com/uncleal/qz3.pdf