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Low and Slow: Master the Art of Barbecue in 5 Easy Lessons

Low and Slow: Master the Art of Barbecue in 5 Easy Lessons
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  • Post #211 - August 12th, 2013, 7:41 pm
    Post #211 - August 12th, 2013, 7:41 pm Post #211 - August 12th, 2013, 7:41 pm
    Camilo,

    Low & Slow: Master the Art of BBQ is geared for an 18.5 WSM, transition to a 22.5 WSM is not difficult, though there a few items to keep in mind.

    The 22.5 will run slightly hotter, especially when new, go through lump charcoal faster, but there are no changes to be made in the 5 lessons for the larger WSM.

    Though only 4-inches difference the WSM 22.5 is substantially larger than the 18.5, deceptively so.

    New model WSM 22.5, old model WSM 18.5
    Image

    Regards,
    Gary Wiviott
    Author, Low & Slow: Master the Art of BBQ in 5 Easy Lessons
    One minute to Wapner.
    Raymond Babbitt

    Low & Slow
  • Post #212 - August 13th, 2013, 1:13 pm
    Post #212 - August 13th, 2013, 1:13 pm Post #212 - August 13th, 2013, 1:13 pm
    G Wiv wrote:Though only 4-inches difference the WSM 22.5 is substantially larger than the 18.5, deceptively so.


    Smoking With Exponents: Geometrically the WSM is a sphere bisected by a cylinder. As most LTHers will no doubt recall from their time in Jesuit detention, the area of a circle changes by the square of the radius, the volume of a sphere changes with the cube of the radius (times 4/3), and a cylinder "only" by the radius squared (times height). So, by higher math, we see that the grill area of the Greater Smoker is 49% larger than the Lesser Smoker, while interior volume is increased by 72%, even though the radius is only 21.6% bigger and the barrel a measly three inches longer. So, almost half again as much space to cook, but almost three quarters the volume to heat. All from a two inch bump in radius and a modest increase in height. Extra credit assignment: for the interested (and intrepid) pitperson, determine the general volume equation of an WSM and calculate its first derivative with respect to r.

    Sign me,
    Pythagoras on Pensacola
  • Post #213 - August 15th, 2013, 6:41 am
    Post #213 - August 15th, 2013, 6:41 am Post #213 - August 15th, 2013, 6:41 am
    Well played, Pythagoras--I mean, Choey. 8)
    "Your swimming suit matches your eyes, you hold your nose before diving, loving you has made me bananas!"
  • Post #214 - August 22nd, 2013, 3:48 pm
    Post #214 - August 22nd, 2013, 3:48 pm Post #214 - August 22nd, 2013, 3:48 pm
    Choey wrote:Extra credit assignment: for the interested (and intrepid) pitperson, determine the general volume equation of an WSM and calculate its first derivative with respect to r.


    If that doesn't qualify for banner status, *nothing* does! But Choey, I think you'll have to offer a prize for them what answer!

    Geo
    Sooo, you like wine and are looking for something good to read? Maybe *this* will do the trick! :)
  • Post #215 - August 24th, 2013, 9:08 am
    Post #215 - August 24th, 2013, 9:08 am Post #215 - August 24th, 2013, 9:08 am
    Geo wrote:I think you'll have to offer a prize for them what answer!


    OK, how about a free night at the Hilbert Hotel?? (offer limited to ℵ0 winners)
  • Post #216 - August 24th, 2013, 10:36 am
    Post #216 - August 24th, 2013, 10:36 am Post #216 - August 24th, 2013, 10:36 am
    Or a show at the Leibniz-Cantor Theatre? And the winner can bring as many friends as they want!

    Geo
    Sooo, you like wine and are looking for something good to read? Maybe *this* will do the trick! :)

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