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.
That depends on how the thermostat in the heating system is set. Ideally the temperature should be 60 degrees Celsius. Most hot water heater factory presets are around 130-150 degrees Fahrenheit (54-66 degrees Celsius. Above 130 degrees Fahrenheit (54 degrees Celsius) is high and can cause burns.