Can somebody paraphrase this for me? researchers need to replicate each other's experiments and most experiments involve measurements, scientists need a common system of measurement. most scientists use the metric system when collecting data and performing experiments.

Review questions what were the four stated goals of operation reinhard and how were these implemented? how did treblinka, sobibor, and belzec differ from other concentration camps built earlier? how did the nazi party maintain secrecy regarding the final solution? why was the madagascar plan not used? why were some individuals, including wwi veterans, to be spared the final solution?