yes uranium, solid propane and francium
PS: solid propane is better 4 u than the otherz
they used rocks, to cut bones and to eat bone marrow.
Salt is the only type of rock that humans can eat. Human digestive systems are not meant to break down other types of rocks.
Our teeth are unable to chew them properly due to their hardness.
The deer eat all the three types of rocks. The three types of rocks that the dear eat include the igneous, metamorphic and the sedimentary rocks.
No. They don't eat clams and rocks!
Rocks are the natural resources humans use in buildings and road constructions, to name only two.
No, penguins do not eat humans. Penguins are primarily fish-eating birds and do not view humans as prey.
There is no bat that will eat humans.
humans
None. No rocks can eat people unless they are aliens in disguise.
They eat rocks to cut up the food they eat with rocks they save in their throat. That's what i learned. (I'm 11 years.)
No. Moon rocks are much like the rocks on Earth.