In a thermometer.
Mercury has no natural satellites.
The planet Mercury has no natural satellites.
No natural satellites of the planets Mercury or Venus have ever been discovered.
Mercury is a natural, liquid metal.
Mercury and Venus have no known natural satellites (moons).
Mercury is a natural element. It is not man made or combined in nature. It is not a compound.
No natural satellites of Mercury have been discovered.
Mercury has no natural nor artificial satellites.
there is 7 natural ones
Iron
It is apparently a mineral but because of it's liquid state it is considered a mineraloid. Minerals are suppose to have a crystal structure which mercury does not have and therefore is classified as a mineraloid.
No. Ganymede orbits Jupiter. No natural object orbits Mercury.