What are the main ingredients in the drano?

Answer:
The main ingredients in drano are Sodium Hydroxide(caustic soda) and water.

>Sodium Hydroxide is a base used in the manufacture of soap, as well as a cleaning agent.

Hope I helped:)

First answer by ID2156570973. Last edit by Franjellico. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 2 [recommend question].