Removing Windshield Swirls Scratches Wiper Marks on a 1969 GTO with Dr. Beasleys NSP GL by Mike Phillips

You are correct. Acid should not be used on glass, although I’ve used it before with no issues (never sprayed directly though)

I've seen a lot of people talk about and recommend using wheel acid or other types of acid to clean windows. I'm not saying they're' wrong or they don't know what they are doing, but if they ever publicly recommend to the masses to do like they do - they ought to include some safety recommendations as well as some step-by-step how-to directions. I always do these minimal things.

I grew up detailing cars in Oregon where it rains a lot. I learned right away, when detailing a car, machine polishing the glass was always a part of the job. In Oregon it rains a lot and 99.9% of all daily drivers are goingn to have water spots, drizzle stains and road film on the glass as well as the paint. You cannot do all the paint correction and give back a car with shiny paing but all this crud still on the glass. This also were I developed and implmented the practice of machine polishing the glass BEFORE washing the car. (topical glass polishing). 40+ years later, it's still my practice and what I teach in all my classes.


I have a dewalt rotary buffer, looking forward to trying NSP GL. Will post an update after. Thanks for your recommendation Mike.🤝

Make sure everything is clean.



Mike
 
Update:

After only polishing for about 30 min, I can say I got 98% streak/etch removal. I’m impressed.

I’m going to give it a few more passes but man this thing works. Used my DeWALT rotary buffer @ 2600 rpm, had my wife spray some water on glass periodically. Easy work, highly recommend if you run into a similar issue.

Thanks for all the detailed information Mike, keep up the great work.

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I hit it again today to see if I can get 100% of the streaks out. Looks like it was worth the extra time. I have a few more before and after pictures.


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:)
 
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***Bump***

There will be a free glass polishing class here at our Stuart facility on Friday, October 31st.


Basically doing what you see me doing in this article only to a 1964 Corvette.

Stay tuned, pictures coming.


Mike
 
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Nobody comes close to producing articles that are as informative, detailed, and process oriented, with crazy high resolution quality photos as you do. You talk about being a machine in the shop with your detailing, but you carry that on through your writing/teaching process. (y)
 
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