Yes, I've seen it. It used in Mountainclimbing and survival... It's quit simple I think, it's a double sided can, by opening ("breaking") the outer can a chemical reaction takes place, providing heat, to cook the soup in the inner can...
Chemical elements will provide the necccesary heat...
I found my own answer - it was actually an ad for Campbell's Chicken & Stars soup!
Magnesium on heating reacts with oxygen and halogens but it also reacts with nitrogen.
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alnico is its own element
every element has its' own
it depends on which element
Sadly, yes. In my own family history, I had a great-great uncle who drowned at the age of two when he fell into a soup kettle.
No
No, each element is unique to its own properties, so each element has its own box/number
Gold is its own element. Symbol: Au
there is none sodium is its own element SORRY!!:-(
The French Chef - 1962 Your Own French Onion Soup 1-3 was released on: USA: 1 January 1965