Question

What does the word ‘lustrous’ refers to?

Answer 1

1. The word ‘lustrous’ refers to a shiny surface.
2. Generally metals are known to be lustrous.
3. Metals such as Gold$\left(\mathrm{Au}\right)$ and Silver$\left(\mathrm{Ag}\right)$ in their pure state possess a shining surface.
4. Therefore, they are used to make jewelry, ornaments, and decorative items.