Apply clear nail polish to the frayed screen to seal the hole.
Apply bright colored nail polish to mark levels (inside or outside)
on buckets and containers.
Apply to screws, nuts and bolts with clear nail polish to prevent
rusting, especially outside.
Mark the perfect shower temperature on the handle. It is waterproof.
Apply clear nail polish to secure screws, repair small wood
fractures, or re-set jewelry stones.
Use a drop of clear nail polish on the glasses screws to stop them
from coming loose.