Who doesn't know Kleenex tissues packed in a convenient, portable package? But rarely does anyone know the secret property of these handkerchiefs. Have you ever noticed that some are more yellow than others. Did you think it was due to age? Error!
Versatile paper tissues Kleenex packed in a package have one very convenient feature that you don't know yet. Perhaps some of you have noticed that gradually they change color. The further you go towards the end with them, the more yellow they are. Although you might expect this to be due to oxidation, the yellowish color it is not due to aging.
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Namely, Kleenex tissues they change from white to yellow on purpose, to signal to the user how many tissues are still in the box and when they run out. Now you know when you need to arm yourself with a new package so that you don't run out of tissues when your nose is running happily or in the middle of a tearful film during which you can't hold back the tears.
