In case of doubt, simply use a bath thermometer .-- talk ) 00 : 33, 11 February 2016 ( UTC)
2.
The first is a bath thermometer, with a glass tube part filled with a bright red liquid, so it is obviously not mercury.
3.
The kit contains a bath thermometer ( a wrist or elbow would do ), an inflatable cover for a tub spigot, a night light, plastic covers for electric outlets and tape to secure electric cords out of the way.