Thermanator

The Thermanator is a gadget created by a Gadgetron Scientist who became stranded on Barlow. Accidentally using the device to freeze himself, the scientist was unaware that Gadgetron had left the Bogon Galaxy and the Megacorp was the ruling power. He gave the device to Ratchet.

Uses
The Thermanator can be used to freeze patches of water as well as as heat up and melt solid blocks of ice.