si in action

[johnnygibbon]

one of your associates i reckon si
probly quite mild by your standards of explosion :woot:
http://video.uk.msn.com/watch/video/teacher-accidentally-sets-himself-on-fire/1j43j4jim

[Critch]

Obviously not a teacher of physics

[Si Coe]

Thats just a simple flame jump with a PET fraction. Nothing too serious - yellow flames mean 5-600C tops. I had a thermite blow up on me throwing 1500C pieces of molten iron around.....