When limestone gets even more squashed, it can turn into travertine or marble. Limestone is also the main way you get lime, which is one of the things you make cement out of. To get lime, you have to burn limestone in lime kilns, and then what is left is lime. In the Middle Ages, people burned most of the statues of ancient Greece and Rome to turn them into lime.
Far as I am aware, CBD oil is not legal in Texas. It is legal for medical use in only Utah, Alabama, Kentucky, Wisconsin, Mississippi, Tennessee, North and South Carolina, Iowa, Florida, Georgia, New York, and Missouri.
Do not be confused by the carrier of hemp oil. HempWorx 750 is CBD Oil. Other competitors disregard the legal standard and you get unregulated, high amounts of THC in your product. With HempWorx you get the benefits of CBD without the downside of THC and remain compliant. HempWorx CBD is grown in Kentucky and tested in an FDA approved facility