Home Healthcare Shoppe Q&AAnswer
Feb 02, 2025 - 03:18 AM
When a garlic press turns black in the dishwasher, it is often due to a reaction between the aluminum in the press and the dishwasher detergent, which can be quite alkaline. This reaction causes a layer of aluminum oxide to form, resulting in the black discoloration. To prevent this, it's advisable to hand wash aluminum kitchen tools.
