This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Rayon is chemically?
Correct!
Wrong!
In vulcanization, natural rubber is heated with?
Correct!
Wrong!
Which of the following is commonly called a 'polyamide'?
Correct!
Wrong!
Epoxy resins are used as?
Correct!
Wrong!
The type of glass used in making lenses and prisms is?
Correct!
Wrong!
Which of the following is used for removing air bubbles from glass during its manufacture?
Correct!
Wrong!
Wood is the main raw material for the manufacture of?
Correct!
Wrong!
Detergents used for cleaning clothes and utensils contain?
Correct!
Wrong!
Science Quiz 211
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