Chalk is calcium carbonate. Since it contains carbon, it's by definition organic.
(Some people argue that carbonates aren't really organic compounds. If you concur, then nothing you can do will make it organic.)
Maybe :3
Chalk dust (calcium carbonate) is not magnetisable.
i think it would be a suspension
on overexposure, it triggers out respiratory problems.
crushed limestone then it is pressurized so that it for like a solid rock but is not as rigid as a rock because you can write with it on a blackboard.
Chalk is a form of calcium carbonate, so chalk dust is also a form of calcium carbonate.
Maybe :3
The chalk will be ground into chalk dust by the pebbles.
dust from a chalk. Chalk is made from calcium carbonate, CaCO3.
mechanical chalk dust dispenser's hypothesis is that it aims to hasten the removal of chalk dust on the chalkboard eraser
balls
milk provider,chalk dust,saw dust
Chalk dust (calcium carbonate) is not magnetisable.
you can filter it
ambot lng
i think it would be a suspension
on overexposure, it triggers out respiratory problems.