Electric Cigarettes

E Cig No Vapor
When to replace your e-cigarette cartridge?

How do I know when to replace the cartridge on my e-cig?
I have the No. 7 brand 2 piece model.
It’s still producing the right amount of vapor, but it tastes funny.
the kind that I have uses disposable cartridges that you can’t put liquid in

I believe your cartridge [...]