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
What Car? best models to buy, and this has since been an annual – and eagerly awaited – feature. In 1996, the website www.whatcar.com was launched. More recently, "What Car?" launched another print edition in 2006, published in India every two months, which subsequently became a monthly publication. "What Car?" was featured in the movie "Early Man" (2018), though titled "What Chariot?". Every year in January, "What Car?" hosts an awards ceremony, where it names the best cars in each sector of the car market, and an overall Car of the Year, with the Renault 20 receiving the inaugural award in 1978.