Slot car oil/lubricant. Also known as (M)orry (O)verway’s (I)ncredible (L)ubricant.
Our slot cars run fast using MOIL.
MOIL: define #2
Moil is man-oil, the delightful smell emitted from the balls/gooch/arse of a sweaty man.
Eww after our work out I stink like moil 😛