i think that it is dull
By there shape, most of them have a shiny look to them, however some are dull.
That is the property of "luster".
Krypton is not a metal, so therefore, it is not shiny or dull. It is a noble gas, and it's colorless and odorless.
Most car radiators are black as black radiates heat more efficiently than any other color.
Mainly iron, such as aluminum foil, cobalt, any iron coin, iron part of a pencil, specific iron rock called lodestone, and dull nail (the dull nail is actually shiny). Pretty much anything iron.
dull
shiny
It is shiny.
Shiny
dull
Dull?
High purity must be shiny, but if oxidized it will become dull
It could be dull or shiny. It doesn't matter.
Iron is not beautiful but dull is an exaggerated word.
shiny
No, cotton is typically a dull fabric and not shiny in appearance.
Lustrous is a term that defines a condition between dull and shiny.