Of course, the best way is to prevent mold on a tent from occurring by airing, cleaning and storing it appropriately. When doing this I've never had any issues. However, there may well be cases where ...
When using a CamelBak (or other hydration bladder system), it is easy for mold to grow if the bladder is left sitting with water in it. What is the best way to avoid mold (or other nasties) growing ...