On Sat, 11 Apr 2020 15:12:37 -0400 Dan Penoff via Mercedes <mercedes@okiebenz.com> wrote:
> Every employee in the company had to get a lung volume test upon > employment. Anyone who worked in or around the foundry got tested every > three months after that. It was funny as heck. You stood there with > this mouthpiece connected to what looked like a vacuum cleaner hose and > a pair of clips to hold your nose closed. You had to take the biggest > breath you cold, then exhale as forcefully as possible with this > mouthpiece in your mouth. Sounds simple, but think about having to blow > as hard as you can with your mouth wide open. I did that quite regularly at Los Alamos National Laboratory when I was on the respirator program. You are most certainly correct -- it is quite hard and leaves one feeling very light-headed. Craig _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
