Why does the dishwasher make knives dull?

Question

Basically title but also:
— maybe this isn’t actually true
— yes, I know the dishwasher is bad for knives

In: Other

Answer 1

Dishwasher detergent is full of lots of tiny crystals that bash food off of your dishes to make them clean. But lots of tiny crystals bashing into the sharp edge of your knives will literally pound them flat. It’s like washing your knives with water and thousands of tiny hammers.