[pungo]

Originally Posted by Bomex

I've had success with this. Make sure you get this formula and not the one they sell at supermarkets.

https://www.acehardware.com/departme...03?store=15796

Not sure if this is relevant.

Bon Ami 1886 Original Formula Cleaning Powder (red can) IS recommended for windows, mirrors, glass-ceramic cooktops, vintage auto windshields (not modern windshields which often have coatings), shower and oven doors, other non-decorative glass surfaces, and many other hard surfaces.