In the case of WD-40 (WDFC-1.14%), which is best known for its namesake lubricant/water displacer, its collection of household and cleaning products were in high demand during the early days of ...

If it doesn't move and it should, grab the WD-40. On top of making things that have ceased moving work again, the aerosol lubricant and solvent blend has a couple of thousand other uses.