n gas vans were in operation in German occupied Soviet territory that's were the Einsatzgruppen put them. Two vans were for the use in Latvia and Estonia and all the areas between those two and the eastern war front. Four vans used in Beorussia these vans were used for men women children that had been hiding or trying to escape from Aktionen. By the fall of 1942 five to six thousand people had been killed most of them were jews. After the body were taking out of the vans the were burnt usually by other jews. Gas vans in Minsk were used to kill the jews that were being transported from the Reich and the rotectorate of Bohemia and Moravia.Gas chambers was the next way used to kill jews. The first recorded instance of mass murder by using gas chambers was in February 1942. Following several trial gassing with carbon monoxide cylinders and exhaust gas it latter was chosen as the better alternative since it was a lot cheaper an did not really require any special supplies. The very next month regular killings commenced at Belzec by wooden barrack. Sobibor was the next one in May but at this one the building were made of brick not wood. The third and last of the Aktion Reinhard extermination camps was in Trebinka these chambers were sealed heretically all the other ones where not sealed like this.The summer and fall of 1942 the capacity of the extermination camps was increased by enlarging the existing gas chambers and by adding new ones. In the ten chambers of Treblinka twenty-five hundred people could be put to death at one time. This gassing of this size took about 1 hour to kill everybody. The Jews were forced to enter the chamber with there arms in the air this was so that they could fit more Jews and the babies were usually just thrown on top. By cramming as many people as they could into these chamber made the temperature warmer that intern makes the victims suffocated faster. All the chambers were designed to look like showers room...
