How to clean eyeglasses<br>Wash your hands before cleaning your glasses. Wash up for 20 seconds with lotion-free soap and warm water. You'll need to make sure your hands are free of dirt, grease, and grime before cleaning your glasses.
Your hands can have grease
make sure hands are free of grease
( z1 possible :ARG1 ( z2 grease :ARG1 ( z3 hand :part-of ( z4 you ) ) ) )