Wax is, in general, non-toxic in humans. Kerosene, at least in the amount that could be found in a lava lamp, is not poisonous, but the polyethylene glycol, could be a problem. Ethylene glycol is antifreeze. drinks that start with l? non alcoholic drinks that start with l.

Is lava lamp liquid toxic?

The liquid inside lava lamps is non-toxic, so it will not poison children or pets.

What kind of liquid is in lava lamps?

The whirling globs we remember are made mainly of paraffin wax, with compounds like carbon tetrachloride added to increase its density. The liquid the wax floats in can be water or mineral oil, with dyes and sparkles added for whimsy.