Start protecting yourself on the web at https://www.NordVPN.com/nilered or use code NILERED and save 77%! ----------------------------------------------------------- Giveaway: https://goo.gl/i8rzqp In this video, I'll be making DNBP, which is a photochromic compound. This means that it reversibly changes in color when its exposed to UV or sunlight. Once I made it, I tried out some cool things with it, like developing photos and making a color changing plastic. Procedure I used: https://goo.