If I had a dime for every time I wondered if the baking soda in my fridge or cabinet was still good, I think I would have enough money to buy a lifetime supply of baking soda so I would never have to wonder again.
Probably you have wondered the same thing. The box says to replace you baking soda every month. REALLY? I don’t think so. You have to wonder if that is because they just want their sales out the roof or because the product is actually inactive after 30 days.

I took this picture myself.:)
Click through to get the solution to this endless mystery…
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LONG story short: Sprinkle some of your baking soda in a bowl of vinegar. If it fizzles vigorously, it’s still good.
You’re welcome.
It’s referring to the box you use to freshen the refrigerator
Nice! !