We ran the setup for four days (plus a 12-hour power outage) -- 24 hours with no charcoal or dehumidifier, 24 hours with only charcoal, 24 with only the electric dehumidifier, then 24 more with ...

But compare a stick of oak wood charcoal to a disposable dehumidifier unit like for like, Fung says, and the former suddenly becomes much more environmentally appealing, not to mention financially ...