MAP AND AMBIENT FOODS

What is modified atmosphere packagaing

the enclosure of a food, in a package in which the atmosphere has been changed by altering the proportions of air

what does MAP do

Limits bio chemoical activity

How is MAP done

gas flush packaging – air is removed and replaced by a controlled mixture of gases

benefits of thermoplastic polymers

have greater flexibility

lightweight

sealed easily

have good aesthetic properties

what is vacuum packaging

when food is place within an impermeable package and air is removed

what precautions should be taken if vacuum packaging is done from home

should be eaten within ten days

should be kept in the fridge until eaten

what are Ambient food products

foods which are stored and sold at room temperature

they are intended to have a long shelf life

what heat is used with ambient food products

pasteurisation and sterilisation are the two main heat processes used

it is done to destroy harmful micro-organisms