Gas chamber carbon monoxide as the lethal agent. Sometimes a box filled with anesthetic gas is used to anesthetize small animals for surgery or euthanasia. Gas chamber A gas chamber is an apparatus for killing humans or other animals with gas, consisting of a sealed chamber into which a poisonous or asphyxiant gas is introduced. The most commonly used poisonous agent is hydrogen cyanide; carbon dioxide and carbon monoxide have also been used. Gas chambers were used as a method of execution for condemned prisoners in the United States beginning in the 1920s and continue to be a legal execution method in
Lawn cloth linen lawn. Lawn cloth commonly is used for infant wear, handkerchiefs. dresses, blouses, aprons and curtains. Other uses are nightwear, underwear, lingerie, collar cuffs and shirting. It is also commonly used in vestments in Anglican churches, such as the surplice and episcopal rochet. Lawn cloth Lawn cloth or lawn is a fine plain weave textile, now chiefly of cotton. Terms also used include batiste and nainsook. Originally the name applied to plain weave linen, and linen lawn is also called "handkerchief linen". Lawn is designed using fine, high-thread-count yarns, which results in a silky, untextured feel. The fabric is made