Show Rocket Brakes The jet power of rockets which h hhas has so far been employed almost wholly as a propulsive force is expected to be used soon in the opposite opposite opposite op op- op- op way way way-to to brake the speed of planes and trains in cases of emergency emergency emergency emer emer- gency says Colliers Experts estimate te that a train which travels 1500 feet after the theair theair theair air brakes are applied could be brought to a stop in feet or orone orone orone one fourth the distance by the additional additional additional ad ad- braking force of forward- forward ring fring rockets installed on the loco loco- motive |