fumarole's Usage Examples:

Today in the crater many active fumaroles can be observed.

The temperature of the vapour within the fumarole was 184°, and water boiled at 189°.

Hydrogen is found in the free state in some volcanic gases, in fumaroles, in the carnallite of the Stassfurt potash mines (H.

These include something like 500 to 600 geysers and thousands of hot springs, mud pots, and fumaroles (vents where steam escapes from underground).

It is of remarkably regular formation, and the floor is pierced by a number of huge fumaroles whence issue immense volumes of steam.

fumarole temperature and seismicity are shown and discussed.

Fine lakes and waterfalls, innumerable pools, in temperature from boiling-point to cold, geysers, solfataras, fumaroles and mud volcanoes still attract tourists in large numbers.

Sulphur is said to be found at Herat, dug from the soil in small fragments, but the chief supply comes from the Hazara country and from Pirkisri, on the confines of Seistan, where there would seem to be a crater, or fumarole.

A triple-peaked volcano in the solfatara stage, extinct at the summit, but displaying considerable activity at its base in the form of numerous fumaroles and boiling sulilhur springs.

The temperature of the vapour within the fumarole was 184°, and water boiled at 189°.

These clays are produced by the decomposition of the granite by acid vapours, which are discharged after the igneous rock has solidified ("fumarole or pneumatolytic action").