Albert Widmann with the car engine running. He had nearly died of carbon monoxide poisoning from the exhaust fumes. This engine exhaust testing inspired the development of gas vans. Back in Berlin, Reinhard Heydrich immediately set to work within the RSHA for the development of, in the words of Heydrich's subordinate Walter Rauff, a "more humane method of execution" than the "Einsatzgruppen" firing squads which had been used. When a prototype gas van was driven to KTI, Widmann explained to his young chemists that by adjusting the timing of the ignition, one could maximize the amount of poisonous carbon monoxide in the
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.