Dried Kelp Block

"I built myself a house out of kelp blocks! Some people warned me a house built entirely out of underwater plantlife might have a nasty aroma. But as a man who reeks of rotten fish anyway, I didn't mind in the slightest!"

- Tom Stone

Dried kelp blocks are blocks that are primarily used as a fuel in furnaces.

Obtaining
A dried kelp block will be broken at the same speed using any tool or the player's fist.

Fuel
Dried kelp blocks can be used as fuel in a furnace. It lasts 200 seconds, meaning that it is able to smelt 20 items. This is 2.5 times as long as the burning time for coal or charcoal, but it is 10 minutes less then a block of coal which can smelt 80 items.