Dye wood, fungi, and lichens. Most dyes are synthetic, i.e., are man-made from petrochemicals. Other than pigmentation, they have a range of applications including organic dye lasers, optical media (CD-R) and camera sensors (color filter array). Textile dyeing dates back to the Neolithic period. Throughout history, people have dyed their textiles using common, locally available materials. Scarce dyestuffs that produced brilliant and permanent colors such as the natural invertebrate dyes Tyrian purple and crimson kermes were highly prized luxury items in the ancient and medieval world. Plant-based dyes such as woad, indigo, saffron, and madder were important trade goods in the
Tyrian (video game) created sample artwork on an Amiga 1200. It was met with praise by the other developers, who asked him to "make some more!". The artwork was completed in a 4-month period. After work began on graphics, the popularity of "Tyrian" rose at Epic MegaGames. Arturo Sinclair from Storm Front Studios joined to create rendered artwork for planets and character faces. The developers wanted a "simple and fun" interface, and changed it at least three times before deciding on a final design. At this point, "Tyrian" was almost complete; with the "Loudness" sound system, near-completed sound effects, and a marketing plan