Why grease in your drain creates massive underground fatbergs

Why Our Sewers are Plagued by Fatbergs · 6:36 · Video: SciShow · Watch at the source

In short: This video explores the phenomenon of FOGs, or fatbergs, which form when grease is poured down drains. These massive obstructions pose significant challenges to urban sewage systems on a scale much larger than household plumbing issues.

The video examines the formation of FOGs, a term used to describe the accumulation of fats, oils, and grease in sewer systems. While pouring grease down a drain might only cause minor issues for home plumbing, these substances aggregate to create massive, problematic obstructions known as fatbergs.

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