ClipArt ETC
A Cartesian diver. At the top of the jar is a rubber bulb filled with air. The figure inside the jar is made of glass and weighs less than an equal volume of water, so it will float. This image serves to illustrate the elasticity of air and the transference of pressure in all directions of the water.

Cartesian Diver

A Cartesian diver. At the top of the jar is a rubber bulb filled with air. The figure inside the jar…

This is a vaporizing apparatus with an attached boiler. A steam generator is a device used to boil water to create steam.

Boiler Combination Steam Generator

This is a vaporizing apparatus with an attached boiler. A steam generator is a device used to boil water…