What Is Holy Basil? Holy basil, sometimes called Thai basil tulsi, is an herb from the same family as the basil often used in cooking. Although it's used in Ayurvedic medicine, clinical studies backing up any of the traditional uses for this herb are limited.
Pure diamond is the hardest known natural mineral substance and will scratch any other natural material. Diamond is therefore used to cut other diamonds; in particular, higher-grade diamonds are used to cut lower-grade diamonds. But after billions of bucks in research, times have moved on.
We call materials that have not yet been processed raw materials. Raw materials are made into other things. When raw materials are in the form in which they are found in nature, we can call them natural materials. A natural material is any material that comes from plants, animals, or the ground.NSTRUCTIONS: 1  Your task is to find examples of processed materials in the world around you, particularly non-metals. 2  You must look at why that material has been used and how its properties make it useful to us.