They do something similar to this.
(
Mu Dinofiddler,
Sat 19 Dec 2009, 22:23,
archived)
For taste or burning genitalia reasons?
(
TheMattInAHat has a particular... odour...,
Sat 19 Dec 2009, 22:25,
archived)
I think it's just a gentle warmth, rather than excruciating burning.
(
Mu Dinofiddler,
Sat 19 Dec 2009, 22:26,
archived)