Packaging Flashcards
1
Q
What is pasteurisation and why is it used?
A
the partial steralization of products which result in killing pathogens and inactivating spoilage enzymes
Used to extend shelf life of milk, fruit juice, beer, canned food
2
Q
What is canning and why is it used?
A
Food is placed into cans, with added liquid to reduce the air
Used for preserving fruit , veg, meat, extends shelf life up to 2 years
3
Q
What is vacuum sealing and why is it used?
A
Cans are mechanically manipulated to expel the air after heating and vacuum sealing
Reduces pathogens due to the lack of Oxygen
and preserve food
4
Q
What are some examples of packaging material?
A
- plastic
- aluminium
- glass
- cardboard
- tin
