By LETTERSMore by this AuthorWith temperature guns having become standard equipment for Covid-19 testing, widely used in non-contact body temperature measurement at places like borders, airports, shopping malls, offices and hospitals, we should use gadgets that are not scary. I teach in a school in an informal settlement, where some of my students have experienced gun violence. In what could be a national first, the Nyandarua devolved government is reportedly acquiring thermal imaging cameras for distribution to all schools in the county to measure students’ temperature. GUIDELINESThis rechargeable thermometer can produce 1,000 temperature readings at once, one for each pixel in the thermal image. If you hold the gadget too close to the forehead, you get a high reading; too far, you get an unusually low one.

Source: Daily Nation May 13, 2020 19:18 UTC