[uticus]

> The air filter was basically a shisha-pipe that bubbled the incoming air through wire wool and engine oil.

What is a shisha-pipe?

[hypercube33]

The other name for these filters are "oil bath filters" basically it snorkles the intake air through oil and that sticks to any dust and dirt.

[numpad0]

Class of Middle Eastern tabletop usually-tobacco smoking devices with water based filtering

1: https://en.wikipedia.org/wiki/Hookah

[Mraedis]

Also known as hookah or just waterpipe.

[ozonhulliet]

Basically a fancy bong.