What about e cigarette cartridges, are they refillable.

Well e cigarette cartridges definitely are refillable but depends on the type of e cigarette you have. Some are also single use and although they may seem like they care refillable, they are not. Most e cigarettes that are purchased in shops are not refillable. What about refilling.... http://electroniccigarette-starterkit.com/3960/e-cigarette-cartridges-are-they-refillable/