A Practical Manual On Sea Water Distillation
With A Description Of The Necessary Machinery For The Process

INDEX. 239 PAGE Heaters, heat available for use,______________________________________115 „ on land apparatus, sources of heat,________________________206 „ materials used in construction,___________________ 122, 209, 210 „ primary water only gives sensible heat, . . . . 121, 122 „ Surfaces of, described,_________________________________121, 210 Heating surface, boilers generally,_________________________________196 coils for evaporators first introduced, ... 85, 86 „ Conduction of heat through,_______________________94 „ Copper and brass for, compared,__________________94 „ early form of straight vertical tubes, ... 83, 84 „ evaporator generally_______________________________79 „ of evaporator and boikr compared, effect of scale, . 189 „ Fixing of,____________________________________92, 93, 97 „ materials used,________________________________94 „ pressure of steam, Effect of, . . . . . 81 „ n quisites to be effective', .... 89, 90 , , scale on reducer power,_______________________125, 189 „ various forms and shapes, . .... 89 H.M.S. ships, distilling plant,_____________________________________ „ „ use of exhaust steam,___________________________ 86 „ “ Challenger,” investigation of sea water,__________________18 Hydrogen, same in steam and in water, ___________________________...... 53 „ Effect of, having oxygen in same fuel, .... 54, 58 „ Heating power of,_____________________________________ Ice-making, Distilled water for, .... ... 6 Industrial work, Distilled water for,_______________________________5 Inland seas', Salinity of,........................................28 Lagging, Use of, on heating surfaces,_______________________109, 119 Lancashire boiler, for land apparatus, . . . , , . .191 Land apparatus, uses for distilled water,_______________________5, 173 „ Types of,____________________________________10, 11 Latent heat explained,........................................1, 32, 39 Laundries, advantage of using soft water,_______________________6 Laws of nature, apply to all systems,___________________________68 Lime, Test for, in impure waters,_______________________________15 Lloyds’ rules for boiler construction,_______________________________159 Low-pressure steam, Economy of, explained,_______________________73 Lubrication, care to avoid grease in water,_______________________214 ____________________________________