Green Cross (chemical warfare) The mixture was chlorine-phosgene, with 95% and 5%. Green Cross (chemical warfare) Green Cross (Grünkreuz) is a World War I chemical warfare pulmonary agent consisting of chloropicrin (PS, Aquinite, Klop), phosgene (CG, Collongite) and/or trichloromethyl chloroformate (Surpalite, Perstoff). Green Cross is also a generic World War I German marking for artillery shells with pulmonary agents (chemical payload affecting the lungs). The tip of the projectile with the fuse end painted green and a green cross at the bottom of the cartridge. Other Green Cross mixtures were based on phosgene and/or diphosgene. The first use of Green Cross was on May
Shades of green a color name in English was in 1805. "Avocado" is a color that is a representation of the color of the outer surface of an avocado. The color avocado is a dark yellow-green color. Avocado was a common color for metal surfaces (including automobiles and household appliances), as well as the color harvest gold, during the whole decade of the 1970s. They were both also popular colors for shag carpets. Both colors went out of style by the early 1980s. "Dark green" is a dark shade of green. A different shade of green has been designated as "dark green (X11)"