Kethanol is a fictional gas produced by mining in the Caves of Despair in Ninjago. It is extremely flammable and explosive.


The Crooked Path

Zane identified a smelly gas as kethanol escaping from the basement of the Caves of Despair. Cole plugged the hole from which the gas escaped, causing the explosion and destruction of caves.


  • The name of the gas is based on ethanol, a carbohydrate gas in alcoholic beverages.

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