Question

Which of the following glass is used in light bulbs and tubes?

• A. Borosilicate
• B. Lead
• C. Optical
• D. Processed

Answer 1

The correct option is B Lead

Glasses are catergorised into different types based on the components used for manufacturing them. Due to the presence of different raw materials, different types of glass exhibit different properties and thus can be used in different applications.
$$\begin{array}{ccc}\text{Type of Glass}& \text{Properties}& \text{Applications (in manufacturing)}\\ \text{Processed glass}& \text{Enhanced strength}& \\ & & \text{Aquarium, windows}\\ \text{Borosilicate}& & \\ \text{glass}& \text{Durable and resistant}& \text{Pharmaceutical industry}\\ & \text{to heat}& \text{to store medicines, laboratory apparatus, and cook wares}\\ \text{Lead glass}& \text{Very clear, shiny and transparent}& \text{Light bulbs and tubes}\\ \text{Optical glass}& \text{Soft \& transparent}& \text{Spectacles, lenses}\\ & & \text{\&}\\ & & \text{microscopic lenses}\end{array}$$