Original sentence: Hydrogen cyanide absorbed into a carrier for use as a pesticide (under the brand name Zyklon B, or in German cyclone B, with the B standing for Blausäure was most infamously employed by Nazi Germany in the mid-20th century in concentration and death camps
Edited sentence: Hydrogen cyanide absorbed into a carrier for use as a pesticide (under the brand name Zyklon B, or in German Cyclone B, with the B standing for Blausäure was most infamously employed by Nazi Germany in the mid-20th century in concentration and death camps