47 Household Hacks That You Never Knew About Before

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White Lines of Red Solo Cup

Fork n Plate

You’ve probably used these red solo cups countless times, and have had no idea that the lines on the cup mean something. Those lines are not just there for design but those unassuming ridges are liquid measurements. These lines tell us how much alcohol to put inside our drinks! Yup, the bottom line is equivalent to 1 oz, while the second is 5 oz and the one after that is 12 oz, which is the standard amount of a single beer. No wonder these are the same cups that all college kids use for beer pong!