They are probably not even using them in an engine...

 

That's an ugly thought there, but anythings possible in this world we live in. I will say though, The things they need for their improvised type devices can be ignited/detonated by more things then us kinda normal folks could dream of that would be a lot easier to get a hold of then glow plugs.

I can't even imgaine what he would be lookin for glow plugs for that it wouldn't matter what type they were, but when you consider everything that the military uses diesel for it's an endless list. Generators both smoke and electric, trucks, construction equipment, even small engines on air compressors and ATV's and such.

I'm sure there is more to the story, but who knows what it is. You also have to realize that although they work hard over there, for the most part life is boring beyind belief with more free time then things to kill it with. When your that bored it's amazing some of the crazy things you find to occupy yourself. Maybe they're buildin there own homebrew truck from spare parts, like the old Johhny Cash song about his Cadilac