We tried three scratch-removal systems, above. All are suitable for minor damage, but serious scratches may require window replacement.

by Cory Emberson

Nothing looks better on an airplane than fresh glass and few things short of structural damage look worse than beat-up, scratched windows and windshields. Damage to aircraft windows is more than a cosmetic challenge, too—it can compromise flight safety by limiting your ability to see traffic or even the destination airport. Throw in a little rain or window fog and you can be blind.

While many aircraft detailing companies specialize in removing scratches from aircraft windows, a number of products on the market purport to allow spot repair of damage glass by the do-it-yourselfer. We recently tested a few well-established scratch removal systems to see how well they repaired…