How to Dunk a Doughnut
The Science of Everyday Life

by Len Fisher

http://www.amazon.co.uk/exec/obidos/ASIN/0297607561/qid=1036444304/sr=1-1/ref=sr_1_2_1/026-7825770-1077260

We like to dunk doughnuts. It is fun. It is safe. It is safe excitement.

Now, finally, the scientific background of dunking doughnuts, as well as . . .