Patent ID: 7735494

Claim:
A tobacco smoking apparatus, including: an enclosure that is configured for enclosing tobacco combustion activity and that includes one or more filters; an inhale/exhale conduit that is configured to enable a person to inhale substances accessible from said tobacco combustion activity; a tobacco input port that is configured for inputting tobacco into said enclosure; an air input port that is configured to input atmospheric gases residing outside of said enclosure when an internal gas pressure of internal gases residing inside of said enclosure is less than an atmospheric pressure of said atmospheric gases residing outside of said enclosure by a sufficient negative pressure value; and a gas output port that is configured to output internal gases and other combustion products residing inside of said enclosure when an internal gas pressure of said internal gases residing inside said enclosure is greater than said atmospheric pressure by a sufficient positive pressure value; and where said one or more filters are configured for filtering of undesirable combustion products that are mixed with internal gases that are output from said enclosure.