|
Pregunta
|
Respuesta correcta
|
What material is obtained from oil? :
|
Plastic |
Which material is best for conducting heat? :
|
Metal |
How many types of plastics are there? :
|
2 |
|
Pregunta
|
Respuesta correcta
|
What is the extrusion method? :
|
Shape continuously with a mold. |
Which material is not an elastomer? :
|
PVC |
What is glass made of? :
|
Soda, lime and other additivies |
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