I've found a way of removing 'clouding' from the inside of polycarbonate headlight lenses.

We have an elderly Focus that has suffered the common problem of "clouding" of the surface of the polycarbonate headlamp lenses. This can, I am told, lead to MOT failure. Whilst there are (relatively expensive) products available which claim to remove the clouding, I have found that polishing the lens with T-Cut removes the clouding, with no visible damage to the lens, restoring the headlamp performance. Hope it's of interest.

Asked on 28 January 2012 by IH, Winchester

Answered by Honest John
That will help many readers. Thank you. It indicates that the reaction is only on the surface.
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