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.
The diamonds are made from radioactive graphite and can generate a small electric current for thousands of years. Researchers at the University of Bristol have developed a method to turn radioactive graphite blocks, a waste product of nuclear reactors, into artificial diamonds that generate electricity.