Plastics

They have taken the place of traditional materials like wood and metal in many products

They are waterproof, easy to shape and tough.

it is made from non-renewable resources and takes a very long time to decay.

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José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

2 Plastics2

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3º ESOHow do I get the plastics?

First, obtain raw materials: oil and natural gas.

First...

After...

And finally...

Petrochemical industry

From raw materials, intermediate substances are obtained.

plastic is obtained, through a chemical reaction called polymerization.

José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

CHARACTERISTICS OF PLASTIC

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They are relatively cheap.

Plastics are good insulators which makes them safe to use for casing electrical equipment and for the covering on wires.

Most plastics are synthetics and are made from oil.

They are waterproof.

They are light.

Most plastics can be made in different colours or can be clear.

Plastics are non-corrosive and non-toxic

They wash well

They are not biodegradable and cannot be easily recycled.

José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

Technology

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Types of plastics - Thermoplastics2 4

José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

PlasticsTypes of plastics - Thermoplastics

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José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

PlasticsThermosetting- thermostable

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José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

Plastics2Technology

3º ESOTypes of plastics - Elastomers7

José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología

Plastics Technology

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José Manuel Jiménez Romero - Ies Arabuleila Dto Tecnología