canning preserves food by sterilising the food then sealing the can so there are no bacteria to grow
Nicholas Appert discovered canning. Peter Duran was the one who invented the "tin can."
It was I. I invented the vacuum. Who am I? Your mother.
Peter Durand
The Dyson vacuum was invented by James Dyson in England.
James Dyson Invented the Dyson Vacuum Cleaner
the vacuum pan was invented by norbert villexin in 1961
Vacuum tube was invented by lee de forest .
The first vacuum cleaner was invented in Chicago, 1868 by Ives W. McGaffney.
The process of soft canning is more of a combination of canning and vacuum sealing. The food is preserved in a package that may be left at room temperature until it has been opened. Once you have opened the package, the food must be refrigerated or frozen to avoid bacterial growth.
The process of soft canning is more of a combination of canning and vacuum sealing. The food is preserved in a package that may be left at room temperature until it has been opened. Once you have opened the package, the food must be refrigerated or frozen to avoid bacterial growth.
Daniel Hess of West Union, Iowa (USA) invented a vacuum cleaner in 1860.