On Fri, 25 Nov 2016 11:55:01 -0500, Frank "frank wrote:

On 11/25/2016 11:04 AM, wrote:
Oven cleaner easily removes paint from glass.

Bad idea. Strong alkalis can etch glass.

Even a razor blade can damage a window glass if it has some type of
specialty film or coating on it.

.... and who on earth primes a window glass :-\