Plastics
Chapter Name : Synthetic Fibers And Plastics |
Sub Topic Code : 102_08_03_03_01 |
Topic Name : Plastics |
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Sub Topic Name : Plastics And Its Types |
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Introduction
Advantages and need for usage of plastics.
Pre-Requisites:
Basic knowledge on monomers and polymers.
Activity:
Identify thermo and thermosetting plastics in your house.
Real Life Question:
What type of plastics is used in making electrical switches?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Thermosetting plastics | The plastics which does not change shape with heat |
| Thermoplastics | The plastics which change shape with heat. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Thermosetting and thermoplastic identification | Having products on one side of the column, identify whether it is thermosetting or thermo plastics. |
Real life uses :
Plastic insulation over copper wires.
Practical examples around us
| Examples | Explainations |
|---|---|
| What is the use of plastic holders to metallic vessels? | Since plastics are bad conductors of heat and electricity, they are used as holders to protect our hands from getting burned. |
What you learn in Theory:
Plastics, Type of plastics
What you learn in Practice:
Classification of plastics with change of shape with heat and how can be plastics used in daily life