In small quantities, and its not like you are inside a bag of crispy salad.
I've seen it used to purge gas pipelines, and they clear the site while it goes on.
( Bartleby A dead man on vacation, Fri 11 Jun 2010, 15:01, 3 replies, latest was 16 years ago)

How can you be sure he's not inside a bag of crispy salad?
He might like it in there.
(LongJohnBaldry, Fri 11 Jun 2010, 15:05, Reply)

So how do frogs sometimes survive in those packs?

( Naked Ape call me Caitlyn, Fri 11 Jun 2010, 15:08, Reply)

Their lungs don't need oxygen
due to all of the Gauloises
( K2k6 has a proper job these days, Fri 11 Jun 2010, 15:10, Reply)

Haw hee haw hee haw!

( Naked Ape call me Caitlyn, Fri 11 Jun 2010, 15:10, Reply)

See below for further farmyard noises

(LongJohnBaldry, Fri 11 Jun 2010, 15:11, Reply)

This is a frenchman laughing

( Naked Ape call me Caitlyn, Fri 11 Jun 2010, 15:14, Reply)

I suspected as much
but written down, it could easily be mistaken for a donkey braying
(LongJohnBaldry, Fri 11 Jun 2010, 15:16, Reply)

That's less to do with the nitrogen itself
and more to do with the hazards of pressurised gas tanks and the original contents of the pipe systems having to be vented/ flared etc.

Crashingly dull post, sorry.
(Oil Slick, Sun 13 Jun 2010, 21:42, Reply)