Slide out the toaster oven's removable parts like cooking racks and crumb trays. Using mild dish soap, wash in warm, soapy water, allowing them to soak if necessary. (Check the manufacturer's ...
For genuine non-toxicity, look for zero-VOC or low-VOC options, and ensure they're free of heavy metals like lead and mercury. Opt for water-based paints, as these contain fewer harmful chemicals.