No, it is a chemical reaction.
It's Called A Supernova
physical property
Chinese
The state of matter is a physical property.
physical property
It is a physical property.
Dullness is a physical property.
i am pretty sure it is a physical property! :)
qui
physical property
Melting point is a physical property
Sharpness is a physical property. Sharpening is not a property, it is an action designed to produce a property.