Hydrogen itself is a colorless, odorless, and tasteless gas at room temperature and pressure. It is not shiny or dull since it is a gas. However, in its liquid or solid form, hydrogen does not have a shiny appearance.
dull
Dull?
No, cotton is typically a dull fabric and not shiny in appearance.
Slate is typically dull in appearance. It has a matte finish and does not have a shiny or reflective surface.
Nitrogen is neither shiny nor dull.
dull
dull
shiny
Shiny
It is shiny.
It could be dull or shiny. It doesn't matter.
High purity must be shiny, but if oxidized it will become dull
Dull?
Iron is not beautiful but dull is an exaggerated word.
shiny
Lustrous is a term that defines a condition between dull and shiny.
No, cotton is typically a dull fabric and not shiny in appearance.