Lawrence Guy wrote: Apparently, serious work has gone into calculating the volume of a breast based on cup size. Once you know the volume you can calculate the weight, since the density of a breast is about 1.06 grams/cc, or just call it 1 gram/cc or 1 kg/liter.
Here are some equations for your entertainment.
http://en.wikipedia.org/wiki/Brassiere# … cup_volume You make the assumption that weight (force) is on Earth under gravity. To illustrate: Astronauts in the moon "weigh" less than on Earth. There MASS is constant.