DT Revision Notes

this is to help me revise dt

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Packaging

Duplex board-it is used for mainly liquids as it may have a water-proof liner, also has a wax feel on out side.

Corrugated board-used for bigger things like TV's this is used becauses it is strong it has a top and bottom layer of card with a triangulated section in the middle.

European Standards - (http://www.freelogovectors.net/wp-content/uploads/2010/10/CE-Logo.jpg)

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Printing Methods

(http://www.savanahdesign.com.au/blog/wp-content/uploads/2009/03/offsetprinting.jpg)This is used to print on things like card and paper used in big factorys because it is fast and effective.

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Types of plastic

Polyethylene Terephthalate =PET - this is used for bottled water 

Polystyrene= PS - this is used for plastic cutlery, packaging of electronic goods and yoghurt pots

Low Density Polyethylene=LDPE -bin bags, shopping bags and film packaging

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