Mike Rapoport wrote:
Most jets can do 10,000fpm+. It is going to take a couple of minutes in any
case, that is why it is required for either one pilot to be wearing a mask
or to have quick donning masks immediatly available.


It's pretty impressive. Many years ago I was meandering over eastern
AZ at 12.5K ft. when a TWA DC-9 variant lost cabin pressure overhead
(we were on the same Center freq.). That guy was down to my altitude
in just a few minutes. The deck angle of his decent looked downright
scary.

John Galban=====N4BQ (PA28-180)