Articles, tagged with "vaporization", page 1

In the olden times people preserved their food with ice or snow. They dug holes in the ground and lined the hole with wood and straw and then loaded it with snow or ice. History has shown us that this is literally the only means of food preservation durin...

While in the olden times people preserved their food with ice or snow. They dug holes into the ground and lined the hole with wood and straw and then packed it with snow or ice. History shows this is basically the only real means of food preservation duri...