"Tim" wrote in message
oups.com...
On Feb 4, 11:39 pm, "Chuck Gould" wrote:
Mustang is offering a pretty slick throwable device. It looks like one
of those old German grenades, with a long handle, and it inflates when
it hits the water.

How does it trigger to inflate?


Probably a water soluble pellet like the auto inflatable PFD.