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
A Whiter Shade of Pale Shade of Pale" at Olympic Sound Studios in London, England. The recording was produced by Denny Cordell. Because they did not have a regular drummer, the drums were played by Bill Eyden, a session musician. The track was completed in two takes, with no subsequent overdubbing. A few days after the session, the band re-recorded the song with their newly recruited drummer, Bobby Harrison, at Advision Studios. This version was discarded, and one of the original mono recordings was chosen for release as the band's debut single. The B-side was "Lime Street Blues", another Brooker–Reid song, which the band recorded