How To Read A Glass Mercury Thermometer

Mei 13, 2021 Posting Komentar

As the temperature rises the mercury expands traveling up the tube. It is also interesting to disinfect it again with alcohol before storing it.

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On which mechanism does it work and what makes it provide us with accurate body temperature.

How to read a glass mercury thermometer. One should read the mercury-in-glass thermometer immediately after taking the temperature. Here is an example of how to read a glass thermometer. Because the glass can break a mercury thermometer should only be used in an older child and even then only on the armpit.

If scientific procedures cannot be performed with non-mercury thermometers Teflon coated mercury thermometers should be used. Galinstan thermometers have a silver-colored line but will be marked mercury-free when you buy one. The tip of an oral or axillary glass mercury thermometer is long and narrow.

Liquid-in-glass thermometers are pervasive throughout industry. This procedure is discussed below. Example Showing How to Read a Mercury Thermometer.

Do not hold it from the side of the bulb as if you hold it from the side of the bulb. Glass mercury thermometers also have a silver tip. How to Read a Mercury Glass Thermometer.

A new Brown-Spirit thermometer has a maximum range greater than 300 C but the accuracy limit can be 5C at high temperatures. How to Read a Mercury-Free or Glass Thermometer 12 3 The long lines on the thermometer are one degree. People can read the temperature by finding the mark that correlates with the height of the mercury.

The height at which the mercury rests corresponds to calibrated marks on the side scale of the tube allowing us to read the temperature. In a Fahrenheit thermometer. The tip of a rectal glass mercury thermometer is short and round.

With changes in temperature the mercury expands and contracts and the temperature can be read from the scale. How to Read a Glass Thermometer. Most mercury thermometers show both the Celsius and Fahrenheit scales.

Before we look at how to read a thermometer lets first see how thermometer finds out the body temperature. What you have to do is simply look at the lowest ball that is floating while ignoring those tags that had sunk to the bottom. One should read mercury thermometer immediately after taking the temperature.

Remove the thermometer and read it. The temperature should be read to the closest line. Mercury thermometers can be used to determine body liquid and vapor temperature.

Your body temperature may rise the level of the mercury in the glass tube. We know that mercury metal is toxic and glass is quite brittle. Reading the glass thermometer that is determining the temperature shown is done by holding the thermometer horizontally by the stem end the end opposite the bulb at eye level and rotating the thermometer until the mercury in the shaft can be clearly seen.

To read a mercury thermometer hold it between your finger and thumb and turn it until you can see the point on the scale. The capillary tube containing mercury is glued to it. To read the temperature on a glass thermometer you need to hold the thermometer horizontally.

These devices have a large bulb filled with mercury at the bottom of the thermometer attached to a thin tube. The temperature should be read to the closest line. However like all thermometers liquid-in-glass thermometers are subject to drift as a function of time and maximum temperature of use.

To read a mercury thermometer hold it between your finger and thumb and turn it until you can see the point on the scale. Finally the ideal is to keep it well in its case so that it does not break. A dark line runs along the numbers to show the temperature.

All glass thermometers are marked with an arrow which points to 986 Considered to be the normal adult temperature. Show More on How to Read a Glass Thermometer. The Teflon coating will help to reduce releases of mercury should a thermometer be broken.

In this way you will. Read the temperature to the closest line and record. Here is a graphic showing what the lines and numbers on a glass thermometer represent click on the image to enlarge.

Reading a Mercury Glass Thermometer properly is essential both at home and hospital. Make sure the childs underarm space is dry. The thermometer is made from a glass tube that is.

How to Read a Glass Thermometer. The space that is not taken by the dark mercury line is usually clear. Check to see what.

To lower the mercury again we must shake the thermometer again. To read the ambient temperature on a Galileo thermometer is very easy. Stay with your child and hold the thermometer in place for 7 to 10 minutes.

Use a thermometer with a long bulb. After shaking down the thermometer place it under the childs arm. In most of the cases we see thermometer using Mercury as a liquid to measure the temperature.

Each little line is 2 degrees. These thermometers provide a convenient method for measuring temperature over a broad range of applications with reasonable stability and accuracy. Alcohol-filled and galinstan glass thermometers are harder to find in regular grocery stores.

Fold the childs arm across his chest to keep the thermometer in place. Accurate checking of body temperature is vital for determining course of treatment or medication. In the past mercury MER-kure-e thermometers were used.

Glass thermometers with galinstan GAL-in-stan may also be used to check an oral temperature. Write the temperature reading for each of the three arrows above. Hold the thermometer by the top end and shake it down sharply until the mercury falls below the 35C 95F mark.

In a mercury thermometer a glass tube is filled with mercury and a standard temperature scale is marked on the tube. These reading denote the temperature of the body corresponding to the rise in the mercury.

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