Transparent Cylinder head seeing flame propogation

[Hog]

He uses gasoline, then Isopropyl (rubbing) alcohol, then Acetylene

I'd like to see some E85 burning.
http://www.youtube.com/watch?v=jdW1t8r8qYc

[efnfast]

Wow, that was really cool.

[BigJohn]

It looks like he needs to get the two year old to make him another one.