2A+Ceddy

__//** GLASS **//__



What is glass? Glass is a solid substance formed by cooling molten substances but not to the point where it crystallizes them.

Why should be glass used for food packaging? Glass has some good advantages but like any other things, there are bad advantages aswell.

Some of the few positive advantages of using glass as a food packaging are:
 * Odorless
 * Re-usable
 * Excellent clarity
 * Suitable for use in microwave
 * Does not rust
 * Preserves food taste
 * Impermeable

Some of the dis-advantages:
 * Expensive food packaging
 * Weakness in glass containers
 * Exposure to light may affect food the food
 * Breakable

Need more information? Click here

= __//** PLASTIC **//__ =

media type="youtube" key="SQUEBdpjxA8" width="425" height="350"

What is plastic? Plastic is man-made, it is synthetic polymers made from long chains of carbon and other elements. Plastic has 15 toxins in it which can increase breast cancer and it also has chlorine in it.

Advantages of using plastic as a food packaging are:
 * Can be molded into different shapes
 * Lightweight
 * Inexpensive

Disadvantages of using plastic as a food packaging are:
 * Can be toxic
 * Can give breast cancer
 * Has Chlorine

=__//** Aluminium **//__=



How is aluminium produced? Aluminium is produced from bauxite. For more information about how it is produced, click here!


 * __ Summary __**

Aluminium provides a high level of corrosion resistance and also offers an impermeable barrier to the material. Aluminium is a light material, non toxic and it also retains the food's flavor. It also keeps it's content fresh and protects them from external influences, thereby guaranteeing a long shelf-life

Advantages of using aluminium as a food packaging are:
 * It's light weight
 * Impermeable
 * Flexible
 * Recyclable

Disadvantages of using aluminium as a food packaging are:
 * Can be too flexible
 * Low protection to the food

More infos needed for aluminium packaging? Click here!

A survey was conducted by myself to see which product people would choose if they had the choice

50% voted glass 30% voted aluminium 20% voted plastic

I believe that glass was chosen the most due to the fact that it can be heated in the microwave.