General Description. Caribou have large, concave hoofs that spread widely to support the animal in snow and soft tundra. The feet also function as paddles when caribou swim. Caribou are the only member of the deer family (Cervidae) in which both sexes grow antlers.
At 120 degrees Fahrenheit / 48 degrees Celsius, the recommended temperature setting for home water heaters, skin requires five minutes of exposure for a full thickness burn to occur. When the temperature of a hot liquid is increased to 140 F / 60 C. it takes only five seconds or less for a serious burn to occur 1.t 120 degrees Fahrenheit / 48 degrees Celsius, the recommended temperature setting for home water heaters, skin requires five minutes of exposure for a full thickness burn to occur. When the temperature of a hot liquid is increased to 140 F / 60 C. it takes only five seconds or less for a serious burn to occur 1.
Most households can have the temperature set between 120ÂºF and 130ÂºF on their water heaters. If you are concerned about energy savings and reducing your monthly energy bill then set your heater temp to 120ÂºF and see if that is sufficient for your needs.