What is the primary composition of white flint glass?

• Silica, Lime, and Soda

• Aluminum, Magnesium, and Potassium

• Iron, Chromium, and Silica

• Calcium, Sodium, Potassium, and Silica

What temperature is typically required to melt glass in a furnace?

• 1000°C

• 1200°C

• 1350°C

• 1500°C

Which type of glass manufacturing process that suitable for packaging guava spread?

• Blow and Blow (B&B)

• Press and Blow (P&B)

• Narrow Neck Press and Blow (NNPB)

• Press and Blow (P&B) and Blow and Blow (B&B)

_____ glass offers UV protection for its contents.

Which of the following has significant environmental benefit of glass packaging?

• I. Lightweight

• II. Biodegradable

• III. Reusable

• IV. Recyclable

• V. Inert

_____ ____ is a closure that retain internal pressure of sample in glass bottle.

Thermal properties of glass is depend on following:

• I. Type of glass

• II. Shape of glass

• III. Glass thickness

• IV. Differences in expansion and shrinkage rate

Glass is an amorphous inorganic product that has been _____ to a rigid condition without crystallising

The mechanical strength of a glass bottle can increase with its weight.

• True

• False

What effect does irradiation have on glass?

• It increases transparency.

• It has no effect on glass.

• It darkens the glass and reduces light transmission.

• It strengthens the glass structure.