Another aspect relates to vertical cookers using a water pan (eg. any Backwoods smoker), which release a certain amount of visible water vapor... Maybe there are some keen BBQ-eyes out there that can discern white vs. blue smoke quality within the steam emissions, but mine ain't among them.
Eastern Beast BBQ Team
Twin black UDS's
Last edited by triplezip; 03-20-2013 at 10:01 PM..