Vegetable oil will remove most residues, including adhesive, from plastic. Then wash in hot soapy water to remove the oil. EDIT: You can also use a plastic-specific cleaner like Castle Plexo.
Vegetable oil will remove most residues, including adhesive, from plastic. Then wash in hot soapy water to remove the oil. EDIT: You can also use a plastic-specific cleaner like Castle Plexo.