"Don't Touch anything and you'll be safe, You're very close to death."  says Sebastien Noel. We're huddling under a shed of sorts built from small timbers and draped in plastic. The structure covers a 5 by 10 foot sheet of woven matte photo paper that is sprawled across  tempered-glass table, which the Franco-Italian artist and his German partners, Eva Rucki and Conny Freyer, known professionally as Troika, use to create their increasingly popular "light: drawings.