For most organic solvent requirements - I use WD-40 or the Chinese variant and paper towels or rags, old toothbrushes, etc. Having an old candy or cookie (biscuit) tin will help for light dipping/spraying, depending on the size of the appliance one wishes to scrub down.

vinegar and baking soda in action www.youtube.com/watch?v=9WC3gxrPR1w . seems to work ok