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See Hoskins v. Mathhes. Quite a lot of detailed information such as the full breakdown of the chemical formula used for their chalk, how they came up with the idea, prior similar compounds and more. Cheers.--Fuhghettaboutit (talk) 20:06, 13 September 2009 (UTC)
Hot stuff! (Sorry, I forgot to comment on this when originally posted.) — SMcCandlishTalk⇒ ʕ(Õلō)ˀContribs. 08:55, 5 January 2010 (UTC)
Resolved