Ever wondered if makeup has an expiration date? What is the key to keeping pencil liners in tip top shape? Tune in for Ask a Clean Person as Jolie and Casey Johnston of The Wirecutter and The Sweethome answer the big makeup queries and take listeners through an easy method for purging and organizing your makeup stash.

"It's when you start talking about lipstick and mascara that you get into a trickier area as they're combination stains. In lipstick it's wax and mascara is akin to a grease stain." [39:45]

--Jolie Kerr on Ask a Clean Person