Cups With Grooves
Ever notice how mugs and cups have ridges on the bottom that you can see through? They are not present for no reason; rather, they are present to assist in cleaning. When you place the cup in the dishwasher upside down, it makes for a more efficient cleaning process. The groove at the bottom of the cup allows water to escape from the bottom the cup.
The Vending Machine’s Blessing
Most likely, you’re looking at this and wondering, “what in the world is this?” It is still feasible, despite the fact that this is an incredibly rare event. Some vending machine employees enjoy taping spare coins to the cans of soda they sell to customers who purchase from their vending machines. It is possible that you could have a lucky day shortly.