jd - sodium nitrate is a naturally occuring element in virtually all the leafy green vegetables you eat, and aside from it's varied industrial uses, it's a very good antimicrobial agent that may well prevent you from being poisoned ... spend more time on your science classes and learn about the things that aren't on the labels grin

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics