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to tell old people that have a mercury thermometer what the temperature is
The liquid inside the thermometer "contracts" when it is placed into something cold. This means that it decreases in volume and increases in density. This is the reason that the thermometer can measure heat: the volume of the liquid inside the thermometer changes as a function of heat, and the amount of liquid in the "tube" of the thermometer changes as a function of volume. Because of this relationship, the level of the liquid in the tube of the thermometer changes as a function of heat.
use a thermometer.We can feel how hot or cold something is. However, sometimes things are just too hot or cold for us to feel safely. At other times we need to know exactly how hot or cold something is. When we need to measure temperature correctly we need to use an instrument called a thermometer. This measures temperature in degrees Celsius [sometimes called centigrade] or degrees Fahrenheit. There are different types of thermometers for different situations. A medical thermometer, for example, needs to be very accurate. It measures in fractions of degrees. When we are ill, even tiny changes in temperature are important. Some thermometers use a liquid that moves up a very fine glass tube. Most room thermometers, and outdoor thermometers are like this. The liquid is either mercury [ which is poisonous] or coloured alcohol. As liquids get warmer they expand [get bigger], and move up the tube. Water expands too, but not as much as alcohol and mercury. Thermometers that might be used by small children are not made of glass. They use a digital display which lights up the temperature. Inside the displays are chemicals that change colour according to the temperature.
The Mercury expands with temperature. Since expansion is linear over the normal range of a mercury-driven thermometer, the level of mercury within a little glass tube indicates the current temperature of the thermometer's immediate environment.
laughing but
The function of a thermometer is to measure temperature.
It is used for sterilizing laboratory apparatus.
to tell old people that have a mercury thermometer what the temperature is
Autoclaves are widely used to cure composites and in the vulcanization of rubber.
A Thermometer is a Laboratory Equipment that measures temperature.
Tools: stethoscope, thermometer, some diagnostic tools and minor mechanical tools Machines: radiograph, anesthetic vaporizer, autoclave
The liquid inside the thermometer "contracts" when it is placed into something cold. This means that it decreases in volume and increases in density. This is the reason that the thermometer can measure heat: the volume of the liquid inside the thermometer changes as a function of heat, and the amount of liquid in the "tube" of the thermometer changes as a function of volume. Because of this relationship, the level of the liquid in the tube of the thermometer changes as a function of heat.
A thermometer is used for measuring accurate temperatures. Also using the degrees Fahrenheit and Celsius.
CHAMBER JACKET STEAM GENERATOR STEAM TRAP VALVES ELECTRICAL COMPONENTS CONTACTORS HEATERS
The function of an autoclave in a microbiology laboratory is to sterilize the growth medium used in the laboratory without breaking down certain necessary nutrients required for the growth of microorganisms.
how much autoclave volume ? laboratores
Autoclave - album - was created in 1991.