• Before the above means may be devised, a host of (or a great many) operational decisions must be made.
• An electron beam can promote a host of chemical reactions.
• A wealth of technological means is at hand; economic factors will determine the speed of progress.
• Hot water has a multitude of potential uses.
• The heat of many geothermal reservoirs comes from a large body of molted rock.
• A molecule of mass m ...