Sensor Technology Handbook

Appendix L: Temperatures

Temperatures ( C) of Some Physical Phenomena

Absolute zero

?273.15

Helium boils

?269

Nitrogen boils

?196

Oxygen boils

?183

Dry ice (CO 2) freezes

?79

Mercury freezes

?39

Water freezes

0

Room temperature

~20

Butter melts

31

Body temperature

~37

Paraffin boils

~54

Alcohol boils

78

Water

100

Saturated salt solution boils

108

Tin melts

232

Lead melts

327

Sulfur boils

445

Aluminum melts

657

NaCl melts

801

Silver melts

961

Gold melts

1063

Copper melts

1083

Glass melts

1000 1400

Steel melts

1300 1400

Iron melts

1530

Lead boils

1620

Platinum melts

1774

Bunsen burner

1870

Iron boils

2450

Tungsten melts

~3410

Oxyacetylene flame

3500

Carbon arc

5500

Surface of the sun

6000

Iron welding arc

6020

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