Also, a knife, if improperly placed, can damage the dishwasher. Even if this does not happen, the high temperature quickly dulls the blade and makes its coating dull.
Processing wooden cutting boards, as well as other kitchen utensils and tools made of wood, requires more delicate handling - especially if their surface is lacquered.
American experts recommend washing plastic containers by hand to limit the impact of potentially harmful chemicals.
Dishwasher detergents provoke the appearance of rust on cast iron and reduce the strength of the products.
According to professionals, cookware with a non-stick coating loses its special coating over time when washed in the dishwasher at high temperatures.
Perhaps your grater won't be damaged by intensive cleaning in your dishwasher, but Parmesan residues won't be removed as well as if you washed it with a brush.
Due to detergents and high temperatures on the surface of aluminum utensils, a black deposit is formed, which is then difficult to get rid of.
Much high-quality porcelain can only be washed by hand. The unique patterns on porcelain dishes from your grandmother's set will darken over time.