Tytus Gluch
Tytus Gluch voted up Tom Jackson's answer

Both Rooster Cogburn and echooos echooos have correct answers.

Here's another "factoid":

Oxygen absorbers have revolutionized the way that dehydrated food is stored long-term. The presence of oxygen decreases the storage life of food and causes oxidative deterioration. Oxygen absorbers are small packets that contain an iron powder. These food-safe packets are made of a … Read more