SP Cleaner/Degreaser is biodegradable and USDA/FSIS approved for use in cleaning around food processing equipment. Not harmful to plants, aluminum etc. and can be disposed of in sewer systems. No DOT regulations apply to shipments.
SP can be used for the removal of grease, oil and dirt etc. by simply heating the liquid to at least 110 deg F, and immersing the parts for 3- 10 minutes.
SP Cleaner is included in most plating kits. 2 lb of powder is dissolved in 4 gallons of distilled water.