Water boiling in a conical Pyrex flask.

---

See picture LGPL for the same picture with water about to boil.

---

Size: 4074px × 4276px
Location: UK
Photo credit: © Jim Gibson / LGPL / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 100, 240, boiling, butane, celsius, centigrade, degrees, education, experiment, fahrenheit, gas, lab, laboratory, natural, physics, science, steam, teaching, temperature, vapour, water