I recently heard that putting egg yolks down the kitchen sink damages the sink. Sounds absurd, is it true?

Question

I recently heard that putting egg yolks down the kitchen sink damages the sink. Sounds absurd, is it true?

Answer 1

I call that a waste of egg yolks, totally absurd!

Answer 2

I've been doing it for 20 years. It's fine, my sink still works great. Hair seems to be the only thing that ruins my sinks, then I have to call Liquid Plumber man....

Answer 3

I'd say it's more wasteful than damaging.

Answer 4

that is absurd. there is no damage the yolks can do.