A bakelite-like material used for PCB construction, so named for the characteristically interesting odour produced when the material is cut, drilled or heated (erstwhileRAF slang)
Bloody 'ell, lad, get them boots outside, they smell like fuckin' shittite
Jim: Wow, I just finally did my homework for once in the entire year.
Chad: Jim, the level of shittitity in that statement you just made is at least a 67on the scale.