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) head by Mark Rein. At this time, Tim Sweeney approached the team and informed them "Tyrian" was to be published as a full-fledged Epic MegaGames product. It was later released in 1995. The data cubes found in the game's Full Mode contain various references to its parent publishers, including One Must Fall 2097, Jazz Jackrabbit, Pretzel Pete (Tyrian 2000). The Pretzel Pete Truck and its weapon is a reference to the Pretzel Pete video game. Version 1.0 of the game was originally released as shareware, consisting of episode 1 of the game. Version 1.1 was the first published as registered