Question

please solution subject; Science .. ​

Answer 1

Answer:

Never hold the thermometer by the bulb while reading it. Wash the thermometer with water or antiseptic solution before and after use. While performing the experiment, don't touch the bulb of the thermometer with the wall of the beaker. Read the thermometer keeping the level of mercury along the line of sight

Answer 2

Answer:

precautions to be taken while using a laboratory thermometer:

precautions to be taken while using a laboratory thermometer:1. the thermometer should be kept upright not tilted.

1. thermometer should be washed before and after use.

2. ensure that before using the thermometer the mercury level should be below 35 degree celsius.

3. read the thermometer keeping the mercury level along the line of sight.

4. handle the thermometer with care.

5. do not hold the thermometer by the bulb while reading it.

Explanation:

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