Chp 35-Food Packaging

Chp 35-Food Packaging

1. Why?

   • Protection
     • Prevent Damaging
   • Easier to store/transport
   • Labelling gives information
   • Ensure's Freshness
   • advertising
   • Identify producct

2. Materials used in Packaging

   • Glass
     • Examples
       • Jam,Betroot,coffee
     • Advantages
       • clean/hygenic
       • Lids-tight-prevents contamination
       • reusable
     • Disadvantages
       • fragile
       • Expensive-produce/transport
   • Metal
     • Examples
       • Cans/tins e.g. peas
     • Advantages
       • Easily transported/stored
       • Food sterilised in container
       • Tins-lacquered-prevent reaction
     • Disadvantages
       • not sealed-Micro-organisms-food poisinoning
       • Dent easily
       • expensive
   • Plastic
     • Examples
       • Drink bottles/butter Tubs
     • advantages
       • Durable
       • Cheap
       • Different forms
       • lightweigh/flexible
     • disafvantages
       • Not biodegradable
       • Plastic may b contaminate food
       • Produced-crude oil(not renewable)
   • Paper
     • examples
       • drink bottles/butter tubs
     • advantages
       • cheap
       • heat resistant
       • biodegradable
       • durable(wax coated)
       • disadvatage
         • fragile
         • fall apart if wet
         • doesn't reseal well

3. Impact on the Enviroment

   • Glass
     • 100% recycable
     • if thrown away..landfills-never used again
   • Paper
     • recycled-environmentally friendly
   • Metals
     • Aluminium-recycled used in 4/6 weeks
     • Non-biodegradable
   • Plastic
     • Manufactured-crude oil-non-renewable
     • 500 years to decompose

4. Recycling -Reducing Impact on the environment

   • reduction of 40%-reduce,reuse,recycle
   • buy fruit and veg-loose
   • use cloth bags
   • ask local groups if they need paper
   • Old clothes/shoes-charity shop
   • Compose bins for waste