Ew, what’s that smell? Oh, it’s just my makeup… ANNONSE How do you understand when that tube o’ lipgloss or pan of eyeshadow has expired? Unfortunately, it isn’t always simple to tell. many charm products lack expiration dates, as well as some may not visibly modification when they’ve provided up the ghost. Still, even when it’s apparent that a product has gone bad, a few of us decline to let go. This summertime the market researchers at Mintel discovered that just one in four British women discard their makeup, shampoo or shower gel after it starts to odor unusual or...