Lava lamps can go as hot as 140 degrees Fahrenheit. So your lava lamp could catch fire or explode if overheated. ... Never put a lava lamp on a heated item, like a stove or radiator. Never unplug your lava lamp if the cord or plug is wet.

Can you leave a lava lamp on all the time?

While it may be tempting to operate your lava lamp all hours of the day and night, this can cause it to overheat, which may make the colored blobs stop moving in an amoeba-like fashion. ... Use the lamp for less than eight hours at a time for best results, allowing it to cool to room temperature before using it again.

Can lava lamps catch fire?

A lava lamp can be an attractive and fun decoration, but it can also be dangerous if used improperly. If you don't carefully follow the safety rules, your lava lamp could catch fire or explode.