comfort at home and when travelling, have made safe for consumptives many climates in which formerly no one with predisposition to lung trouble could live. The sanitary precautions enforced by local and National bodies have completely stopped and prevented the ravages of typhoid and other filth diseases; while the terrible effects of such epidemics as the grippe are made impossible in the face of the medical knowledge of the twentieth century.
Transfusion of blood is accomplished, in case of wounds by accident, without inconvenience to the one supplying the life-fluid, or danger to the recipient, while effective tonics bring about the rapid replacement of the amount of blood abstracted in the emergency.
The triumphs of electricians in their wonderful science have caused the twentieth century to be named the Age of Electricity.
The power of great rivers, such as Niagara, is utilized by being converted into electricity and transmitted where desired; also stored up at convenient distributing places, to be used when wanted. Wave force has been taken hold of and similarly carried to great distances and used in quantities, or at times, to suit.
