How To Get Glass Cups Clean
Some commercial products are designed for this purpose such as Lime-A-Way Jet-Dry or CLR cleaner.
How to get glass cups clean. Then when completely frozen I took it out and ran piping hot water on the OUTSIDE of the cup grabbed a towel and twisted the glass gently. This can also be used to give a nice shine to hard tiles chrome and other surfaces. Place one cloth into the container so that the entire cloth is saturated by the distilled white vinegar.
The glasses should come out clean. Nothing happened and the cup got cold again. Usually leave a residue.
Just like with the ceramic mugs put the cup in a bag of rice or add heat and see if the water is pulled out or evaporates out through those invisible little cracks. It will stick to the damp sides of the mug. White vinegar however is a product that can be used to remove the cloudy look from your plastic drinking glasses.
If you have really badly stained glasses like mine you may want to add another 14-12 cup of vinegar. How do I remove Suction Cup Circles off Windshield. Wash the mug by hand with warm soapy water and a scrub brush.
Next gently slip the butter knife under the suction cup and gently lift it off of the glass surface. This is about two teaspoons of lye in a small juice glass about six ounces of water. Dry off the glasses.
You just have to make sure the very hot water doesnt come in contact with the frozen glass as this could cause the glass. Fill the mug with warm water and add a denture tablet. The dump in a little baking soda and swirl it around to coat the whole inside.