It can. Some of the abrasive material might come from finely powdered rock, as can the flourine.
the sediment.
no.
yes it is true
I don't know to spell it but it's floride
No
Sedimentary rocks that are formed organically typically contain fossils. They also have other organic material like calcite and other similar substances.
No. At least no more than any other rocks. Almost all materials contain some trace of radioactive material.
Yes, waist material is made like toothpaste from metel and it is not the best idea to eat it! there has been a recall on toothpaste it is not safe to use throw out your toothpaste now. this is from the president! seriously
Regular toothpaste means a paste that doesn't contain gel
Some brands of toothpaste do contain gelatin which is made from the bones of cows and other animals. If the toothpaste does not list gelatin as an ingredient then it does not contain any animal bones.
they contain gas and rocks they contain gas and rocks
Pick up a grammar book!