(This has some grounds in reallity, so this very well is a post for brain storming). By not violating, i mean no creeping on others in their privatee places. Consider your selves owners of a factory which produces metallic objects which are transparent (properties similar to aluminium) what could be a product which could get you huge profits.
I would also like you to ignore the easiest option to make displays (for phones, laptops etc) which are much more tensile and durable.
you can still cook food in glasswaree, it would be slow. Or if you have microwave, then you can definitely see food cooking already.