Difference between revisions of "AY Honors/Plastics/Answer Key"

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< AY Honors‎ | PlasticsAY Honors/Plastics/Answer Key
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* Newspapers
 
* Newspapers
 
* Goggles, gloves, and a smock (or old clothes)
 
* Goggles, gloves, and a smock (or old clothes)
* Mold release (optional)
+
* Mold release
  
 
==2. Know how to clean and properly take care of plastic molds.==  
 
==2. Know how to clean and properly take care of plastic molds.==  

Revision as of 02:05, 10 December 2008

Template:Honor header

1. Make a list of the materials and equipment used in making small castings in plastic molds.

  • Plastic resin
  • Catalyst
  • Eye dropper (for adding the catalyst)
  • Plastic disposable cup
  • Craft stick (for stirring)
  • A plastic mold
  • An embeddable object
  • Newspapers
  • Goggles, gloves, and a smock (or old clothes)
  • Mold release

2. Know how to clean and properly take care of plastic molds.

3. What safety precautions should be used when working with plastics?

4. Tell how to mix resin for casting and colored layers.

5. Why are the following used?

a. Catalyst

b. Surface hardener

c. Pigments

6. What is meant by polymerization?

7. Prepare and embed two nature items suitable for embedding. Nature items may be embedded in one or more castings.

8. Make three castings with at least one item embedded in each casting.