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1. Which type of glass sheet is formed by spinning an opened hollow globe
of heated glass?
A. Float Glass
B. Crown Glass
C. Plate Glass
D. Drawn Glass
Correct Answer: B. Crown Glass
2. Which type of glass sheet is produced by blowing a large glass cylinder,
cutting off its ends, slitting it lengthwise, and flattening it into a rectangle?
A. Float Glass
B. Crown Glass
C. Cylinder Glass
D. Plate Glass
Correct Answer: C. Cylinder Glass
3. What is the name of the metal rod used when working with hot glass?
A. Glazing Rod
B. Punty
C. Lehr Rod
D. Mullion
Correct Answer: B. Punty
,4. Which type of glass is produced by grinding and polishing both faces of a
glass sheet to achieve high optical quality?
A. Float Glass
B. Drawn Glass
C. Plate Glass
D. Wired Glass
Correct Answer: C. Plate Glass
5. Which type of glass sheet is pulled directly from a container of molten
glass?
A. Float Glass
B. Plate Glass
C. Drawn Glass
D. Crown Glass
Correct Answer: C. Drawn Glass
6. Which manufacturing process involves cooling molten glass on a bath of
molten tin?
A. Crown Process
B. Drawn Process
C. Float Process
D. Plate Process
Correct Answer: C. Float Glass
7. What is a lehr?
A. A glass-cutting tool
B. A chamber used to anneal glass
C. A polishing machine
, D. A glazing compound
Correct Answer: B. A chamber used to anneal glass
8. What is the term for the process of installing glass or the material used to
install glass?
A. Tempering
B. Annealing
C. Glazing
D. Laminating
Correct Answer: C. Glazing
9. What is a person who installs glass called?
A. Glassmaker
B. Glazier
C. Fabricator
D. Installer Technician
Correct Answer: B. Glazier
10.What term refers to a sheet of glass, also spelled "lite"?
A. Pane
B. Light
C. Plate
D. Panel
Correct Answer: B. Light
11.Glass approximately 2.5 mm (about 3/32 inch) thick is known as:
A. Double-strength Glass
B. Plate Glass
C. Single-strength Glass
, D. Float Glass
Correct Answer: C. Single-strength Glass
12.Glass approximately 3 mm (about 1/8 inch) thick is called:
A. Single-strength Glass
B. Double-strength Glass
C. Plate Glass
D. Drawn Glass
Correct Answer: B. Double-strength Glass
13.Which type of glass is heat-treated but is not as strong as tempered glass
and cannot be used as safety glazing?
A. Laminated Glass
B. Heat-strengthened Glass
C. Wired Glass
D. Float Glass
Correct Answer: B. Heat-strengthened Glass
14.Which type of glazing consists of glass layers laminated to an inner
transparent plastic layer?
A. Plate Glass
B. Laminated Glass
C. Float Glass
D. Wired Glass
Correct Answer: B. Laminated Glass
15.Which transparent plastic is commonly used as the interlayer in laminated
glass?
A. Polycarbonate