Now that we're talking about thermal scanners, can you tell me the science that suggests the scanner has a high efficiency rate? Canada's chief public health officer, Dr. Tam, stated a month ago that doing temperature checks on travellers is not effective at all, yet the Department of Transport has now announced that you are using those temperature checks. What evidence can you tell me that shows it is effective?
On June 22nd, 2020. See this statement in context.