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

242 INDEX. PAGE Saturated steam, Properties of, . 32 „ „ Meaning of, . 32 Scale on evaporator shell, Effect of, . 103 on heating surfaces, see Deposit. „ Tools for removing, . 126 Schweitzer, Researches of, in sea water, 18 Scotch coa], compared with Welsh and English, .56,57 Sea water, Composition of, . 17-22 Secondary steam, Control of, by valve, . 77, 103 „ „ explained, . 43 „ „ pressure gauge, 104 „ water, gained water, 43, 44, 174 Sensible heat, Explanation of, . 32 Sextuple distillation explained, . 179 „ „ Boiler suitable for, . 195 Shipment of boilers, see Boilers. Single distillation, for land, . 176 „ „ no multiple effect, . 177 Soft water, Meaning of, 15 Spare gear for ship, Double distiller, . 155, 159 „ for land apparatus, . 217 Specific heat, Explanation of, . ' 140, 141 „ „ of salt in sea water, 22 „ „ of sea water, . 22 „ volume, steam, . 32-35 Steadying valve, for secondary steam, . 77, 103 Steam, delivery area, Explanation of, . 99, 126 „ density at altitudes, . 51 „ Emission of, and absorption of, 31,49 „ General description of, . 31 „ generators (gas and oil used), . 78, 167 „ inlet to evaporator, . . 103 „ “ Latent ” heat of, 32-35 „ pressure and specific volume, 32-35 „ Properties of, generally, ....... 32-35 „ „ applied to multiple distillation, . . 172 “ Sensible ” heat of, 32-35 „ space in evaporator, . 99, 100 „ Total heat of, 32-35 Standard conditions for working apparatus, .... 79, 80 Starting valve, steam inlet to evaporator, .... . 103, 202 Steam ships, use of double distiller, 4