Question

merits and demerits in using mirrors in building elevation

Answer 1

Advantages:1. Glass can be prepared into different shapes and sizes.2. Glass used in the elevated buildings can be colourless or may coloured.3. Glass does not rust in moist air.4. Glass does not let water to pass through it.
Disadvantages:1. Glass is a very expensive material and it is cost effective2. Glass is brittle in nature and thus it breaks easily.3. Glass can melt under very high temperatures.

Answer 2

Merits:
- Good design
- Reflection in the mirrors keep the bulding highlighted.
- Attractive

Demerits:
- Cost is high
- It changes the passing by driver's concentration.