Manicure: Nail Polish Aftercare

Nail polish is one of those beauty items that requires a lot more time to burn up, but tends to remain in counters and cupboards for decades. In contrary to powders and blushes which come with a recommended make-up expiration date,  lacquers, top and base coats, and unique nail treatment products don’t just have a mandated shelf life. So when do you drop them or know when its too old to use?