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Toroidal Carbohydrate and Fat Containment Device

torus1
torus2
torus3
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If you'd like to work out the approximate surface area of this Torus , it's simply a matter of finding out the inner radius (r) and the outer radius (R) which will give you

S=2π(R+r)(R-r)

Of course for volume you'd save yourself the trouble and immerse it in a measuring jug of coffee.