PowerPointâs main ribbon doesnât have a button that makes a document uneditable, but you can find one that does when you know where to look. Step 1. Launch PowerPoint and open a presentation youâd like to make uneditable. Step 2. Click âFile,â then âInfoâ to view information about the presentation.
Cubic Zirconia (CZ), moissanite, etc., are diamond simulants as they look like diamonds, but have different chemical properties. Therefore, many experts argue that it is inappropriate to call simulated diamonds, 'diamonds'; they should be simply known as simulants. Simulated Diamonds - A Flashback.
Many people believe that diamonds are formed from the metamorphism of coal. That idea continues to be the how diamonds form story in many science classrooms. Coal has rarely played a role in the formation of diamonds. In fact, most diamonds that have been dated are much older than Earth's first land plants - the source material of coal!