Small engine, see-through head, high speed camera

[austinsailor]

I thought this was interesting:

 

http://allteresting.com/witness-the-magic-of-the-internal-combustion-engine-in-this-4k-slo-mo-video/?pa=tech&g=3

[plymouthcranbrook]

And you were right.

[classiccarjack]

Neato!  The alcohol seems so wet that it wouldn't work, but it did....

[lonejacklarry]

You might want too see part 2 where he uses tequila and other stuff.