ASSIGNMENT- desk tidy QUESTION 2

1. Choose 2 machines that you used in the fabrication of your desk tidy. With these machines in mind, outline WPH&S considerations that must be adhered to when using these machines. Include photographs of your chosen machines (OnGuard may be an excellent resource for this question).
2. The material you are using for your desk tidy is called Polymethylmethacrylate (ACRYLIC). It has specific properties and uses.  Choose 2 other common polymers and in table form give their industrial name, common name, properties and uses
3. Extrusion, injection moulding, compression moulding, vacuum forming and laminating are examples of common manufacturing processes used with polymers (Plastics). Choose one process and with the use of diagrams and bullet points outline the process.
4. Extension Work - Using processes acquired from your maths lessons, calculate the amount of acrylic sheet that your FINAL desk tidy represents. Show all calculations; answer needs to be in square metres.

Q2.
TYPES OF POLYMERS

INDUSTRIAL NAME	COMMON NAME	PROPERTIES AND USES
POLYSTYRENE	THERMOCOAL	AN INEXPENSIVE HARD PLASTIC USED FOR HOUSE HOLD APPLICATIONS SUCH AS HAIR DRYERS AND TOYS. AND PACKAGING ANS INSULATION.
POLYMETHYLMETHACRYLATE	ACRYLIC	CAN BE MAUFACTURED FOR RACKS, TANKS AND TRAYS AND 10 MM THICK ACRYLIC CAN BE USED FOR BETTA RADIATION PROTECTION. IT IS A HARD POLYMER.
POLYETHELYNE	PLASTIC	SHAMPOO BOTTLES, CUPS CHILDREN TOYS ETC.POLYETHELENE IS A THERMOPLASATIC.