Does anyone know how often one should replace a pod w a vape like this? The liquid has turned a darker color is that normal? Just curious. : r Vaping How to Maintain a Vape Pod Device: Flavour and Reliability Guide Dinner Lady Geek Bar Replacement Try Switching to Open Systems! Red Star Vapor How Long Does a Vape Coil Last and When Should You Replace It? iSmokeKing.se How do you know when to change your vape coil? Tablites