Canning Food

Canning is a safe and useful method of preservation. Heat sterilisation destroys food-spoiling enzymes and micro-organisms.
2008 , Tony Swetman
PDF ,Practical Action , English
Canning is a safe and useful method of preservation. Heat sterilisation destroys food-spoiling enzymes and micro-organisms.
2008 , Tony Swetman
PDF ,Practical Action , English
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