[John123]

I’ve witnessed this phenomenon in my bathtub!

I certainly hope you were "smarter" than those scientists who paddled out to the lake by wearing an approved oxygen mask. However, a wet shirt over your nose and mouth may work too...

[Ole Okie]

I hope they had explosion-proof oars. Nothing like driving right out into the middle of a methane fart.

[uglybiker]

However, a wet shirt over your nose and mouth may work too...

There's better uses for a wet t-shirt! ;-)