Course Material of ESDP on Food Processing in Hindi + English

FOOD PRESERVATIONWHAT ?“ ANY OPERATION WHICH IS CARRIED OUT TOPREVENT THE UNDESIRABLE CHANGE OF FOOD TOBRING OUT THE DESIRABLE CHANGE IN FOODPRODUCTS.”WHY PRESERVE ?1.TO INCRESE THE SHELF LIFE OF FOOD2.MAKE AVAILABLE IN OFF SEASON OR ALL YEAR AROUND3. MAKE AVAILABLE IN AERAS WHERE IT IS NOT PRODUCE4.TO FACILITATE HANDLING5.TO REDUCE THE WASTAGE OF SURPLUS FOODBEFORE PRESERVATION POINTS TO KEEP IN MIND ?1.POTABLE2.NUTRITIOUS3.SAFE4.STABLE/ STORAGE5.COST SHULD BE LOWSPOILAGE WHY ?1.GROWTH & ACTIVITY OF MICROORGANISIM.2.CHEMICAL CHANGE--- ENZYMATIC ETC.3.BIOLOGICAL AGENT—INSECT,RODENTS ETC.4.PHYSICAL CHANGE SUCH AS THOSE CAUSED BYFREEZING , BURNING, DRYING, PRESSURE ETC.32