CLEAPSS DT - Supporting practical work in science, technology and art


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MRAT - 4.017 - Print-Making: Use of Ultra-Violet (UV) Light & Photo-Sensitive Resists
MRATsProjects
Sensitising and curing photosensitive inks and resists.Exposing treated screens for screen printing.
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PS052 - Lasers, laser devices and LEDs.
Administration
Explains laser classification and hazards. Describes the  lasers that are permitted in school and the range of relevant practical work. Also desribes common devices which use lasers and how they might be used in school. Finally, describes the classification and uses of modern, bright LEDs.
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image of a laser split
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MRAT - 1.015 - Electronics: Chemicals for Printed Circuit Board Preparation
MRATsProjects
To produce the track layout on a copper-clad board so that an electronic circuit can be made by etching away unwanted copper.This may be done by hand with an etch-resist ink pen or photographically using a transparent mask and a board coated with photoresist. 
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MRAT - 1.088 - Additive Manufacturing: 3D Printing
MRATsProjects
Manufacturing of products using some form of stereo lithography process.The heating or bonding of materials to form shapes which can then be finished to provide a 3 dimensional representation of a CAD image.
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