Crossword-Solution: COOLANT 7 letters, 29 clues 🏆 scrabble score: 9

There was a lever that controlled openings that kept the coolant from boiling over while waiting to take off and it closed as soon as you were in the air.

Right now I've got a report to write so the general can get the word soon--and as painlessly as possible." Grant pressed the stud to activate the skin coolant system for entrance into the atmosphere.

Probably some central atomic plant that took care of the whole city, piping in the heat or coolant in underground conduits that were led up through the walls, because there weren't even any pipes visible.

And what about somebody's brilliant idea of using the plane's liquid hydrogen fuel as coolant for the leading edges, to dissipate the intense heat of hypersonic flight? Had to do it, they claimed.

THEREIN LIES THE SECRET OF THE EIGHT-MILES-A-MINUTE SPEED OF THE P-51.] [Illustration] [Illustration: BULLET-PROOF SEAT BACK OXYGEN SUPPLY FULL-VISION COCKPIT ENCLOSURE 1,520-HORSEPOWER V-TYPE ENGINE FOUR-BLADED PROPELLER SUPER-SPEED LAMINAR-FLOW WING 1,000-POUND BOMB UNDER EACH WING THREE .50-CALIBER MACHINE GUNS IN EACH WING AIR SCOOP FOR ENGINE COOLANT SELF-SEALING SAFETY GAS TANKS] The _Mustang_ was designed and built as the result of a careful study of modern fighter tactics.