Is this a brilliant cleaning hack or a nonsensical social media post about leftover eggshells? It turns out the viral cleaning hack involving turning eggshells into a scouring powder actually works.

Add Yahoo as a preferred source to see more of our stories on Google. A closeup of a person peeling the shell off a hard boiled egg - Pawel Kacperek/Getty Images When you're dealing with a baking ...

A report notes the ‘umpteen benefits associated with powdered eggshell membrane’ and identifies it as a growth area in the food and beverage sector, where its potential uses span bakery and prepared ...

If we've said it once, we'll say it again — eggshells shouldn't end up in the compost. In fact, they could be the secret to making cookware gleam.