Basic Directions: Ideal as a lubricant for locks, tools, cables, etc. Keeps rubber and plastic supple and smooth without silicones. Cleans and protects tools, engine parts, skis, boats, machinery, etc. Protects electrical connections for a very long time. Silicon-free! Perfect for use in difficult-to-access places.This product comes in very handy in a sticky situation, moisture on a PCB or in the top of a pump box causing a trip situation, this is a product that any engineer shouldn't be without.