Dishwashers are incredibly convenient, but not everything belongs inside one. High heat, strong detergents, and powerful water jets can damage delicate materials, shorten the life of cookware, or even create problems inside the machine itself.
Dishwashers
The simplest rule is this: if the manufacturer says “hand wash only,” follow that instruction.
Here are eight items that are usually better washed by hand.
1. Sharp Kitchen Knives and Wooden Utensils
High-pressure water can cause knife blades to knock against other items, which may dull them faster. Heat and detergent can also
