Aside from melting the plastic, lightweight containers can get flipped in the dishwasher, fill up with water, and then get not quite clean. If you put them on the top rack, they’re farther from the jets of water, and are less likely to be tossed around.
Aside from melting the plastic, lightweight containers can get flipped in the dishwasher, fill up with water, and then get not quite clean. If you put them on the top rack, they’re farther from the jets of water, and are less likely to be tossed around.