#contact resistance

1 article.

A white wall outlet on a grey wall, its cover plate scorched brown around the upper socket, where a wisp of smoke rises from a plug. The cord drops to an oak floor near two white power strips joined by a short cord.

Fire in Daily Life

Overloaded Power Strip: How a Daisy Chain Starts a Wall Fire

A power strip fire rarely starts in the cord. It starts at a worn contact that no breaker can see. Learn the physics of daisy chains and how to stay safe.

October 3, 2026 · 20 min read