The alcohol thermometer is an alternative to the mercury-in-glass thermometer
and has similar ... Since these are transparent, the liquid is made more visible by
the addition of a red or blue dye. O...
The red liquid inside of a thermometer is alcohol. When the temperature changes
, the alcohol expands, providing a reading based on the thermometer's scale.
Mar 26, 2008 ... Poisonous mercury in thermometers has been replaced by harmless ... US team
used normally colourless ionic liquids coloured red with an IL-dye. ... IL as a
filling fluid toward a new class of liquid-in-glass thermometer nicely ...
ehs.osu.edu/FileStore/Research Safety Docs/Facts About Non.pdf
Thermometer Storage and Fluid Separation. The science and ... The red spirit
thermometers that contain pentane or xylene and dye (-100° to 50°C and –.
Observe the red liquid in the thermometer when it is heated and cooled. .... the
level of liquid in each thermometer is different is that they are different substances
Apr 9, 2014 ... Product Name: Red Spirit Thermometer. Intended Use of the Product. Use of the
Substance/Mixture: Industrial use. For professional use only.
Apr 22, 2002 ... The red colored or silver line in the middle of the thermometer moves up and
down ... occurring when no heat energy remains in a substance.
A mercury thermometer contains 0.7g (0.025 oz) of mercury; 1 g of the substance
is enough to contaminate a 20-acre lake. Several states have banned the use ...
Mercury is a silver-white to gray substance. If your thermometer is filled with a red
liquid, your thermometer contains red dyed alcohol or mineral spirits and not ...
Oct 20, 2015 ... In a mercury thermometer, a glass tube is filled with mercury and a standard
temperature scale is marked on the tube. With changes in ...