white line

This is the first practical process of canning foods, in  which food is heated and then hermetically sealed in glass jars.  Appert won a prize of 12,000 francs from Napoleon for devising a way of preserving food for his troops.

 

 

 

 

 

 

 

 

 

 

Full-text: The Art of Preserving All Kinds of Animal and Vegetable Substances for Several Years.