Boiling Water Down — Drain !exclusive!

: A chemical-free alternative to harsh commercial drain cleaners.

Never pour boiling water into a toilet. The extreme temperature difference between the cold porcelain and the boiling water can cause the bowl to crack instantly due to thermal shock. Similarly, thin porcelain or glass sinks can crack if exposed to sudden high heat. 3. P-Trap Seals boiling water down drain

To protect your plumbing, experts from sites like Southern Living and Tom's Guide suggest these safer methods: Is it safe to pour boiling water down the drain? : A chemical-free alternative to harsh commercial drain