5 LIFE HACKS BASED ON SCIENCE

WD is not an oil.  It stands for "Water Displacement".  It was invented to solve electrical problems from moisture in the first satellites.  WD is a type of solvent.  It evaporates.  WD is awesome for cleaning oil spills and removing sticky messes.  Unlike oil you mentioned, using WD will not require a bunch of cleaning up after usage as the residue, if pure, will evaporate.