In 1870 the Washburn Langford Doane Expedition visited the spring, noting a geyser nearby (later named Excelsior).

In all systems, a small supplementary heater increases personal security and reduces lifestyle impacts for a small reduction of autonomy.

If I buy a hybrid car, install a solar panel at my home, or upgrade to a more efficient water heater, I get a tax credit.

I then was asked by Selfridges to do a series of windows for them, so I built a sauna bath in one of their windows and created little scenes live scenes with look alikes inside the windows, and the windows were all steamed up.

Another, far less common, type of MEMS based accelerometer contains a small heater at the bottom of a very small dome, which heats the air inside the dome to cause it to rise.