Why Does Smoke Go up the Chimney?

Answer

Smoke goes up the chimney basically because hot air rises. When a fire is started in a chimney the air becomes warmer and less dense as compared to the air outside the chimney. This air therefore rises naturally and the smoke also rises with it.
Q&A Related to "Why Does Smoke Go up the Chimney"
Check the intake vent that pulls in fresh air from outside behind/below where the fire is.
http://answers.yahoo.com/question/index?qid=201101...
Most chimney caps include wire mesh around the opening. This mesh not only keeps pests out of your chimney but also acts as a spark arrester. The mesh must be large enough to allow
http://www.ehow.com/info_12176131_chimney-cap-plug...
Smoke flows up through a chimney because the air flow is reversed to send
http://www.chacha.com/question/why-does-smoke-flow...
tracey carabin you know and you Andrew.
http://wiki.answers.com/Q/Why_does_smoke_blow_into...
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