How long do certain products that take a while to go through last in your household? Or how long do you take to go through them if you lived on your own and guests didn’t use much of them, like toothpaste or perfume/cologne? I’m not talking about weekly renewables here, like cartons of milk, I’m talking about things like shampoo bottles, soaps, spices, etc. If you didn’t know answers to these questions, let me tell you about my really easy way to find out!

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