Word: musts
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Dates: during 1950-1959
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...fuel is consumed, the cavity gets bigger and exposes more surface to the heat. Since the amount of hot gas generated is proportional to the area of burning fuel, the gas pressure keeps rising until just before burnout. The effect is that solid-fuel rockets of this type must have superstrong casings to hold the peak pressure, and must thus pay a penalty in weight...
...making device, they intend to use a Levavasseur whistle that has no moving parts and can be made of heat-resistant material. The rocketeers figure that the best frequency to use is 10,000 cycles, about the pitch of a very high violin note. Yet the volume of sound must be well above the loudest fiddle; an ear-shattering 170 decibels, which is 100 times the sound pressure of a supersonic boom from a jet aircraft...
...hand. Dr. Grubbe had prepared himself for their loss by practicing household chores with his thumb and middle fingers. At week's end he had regained enough strength to renew his campaign for safety measures against the hazards of radiation. Said Martyr Grubbe: "Both Russia and America must stop exploding nuclear bombs immediately. I know what radiation...
Arriving aboard Turkey's S.S. Istanbul (he refuses to travel on Israeli boats because the Jewish crews must work on the Sabbath), Teitelbaum was welcomed by a crowd of black-robed, bearded Jews, who had waited along Haifa's docks under a burning sun. A few yards away, well segregated from their men, stood the women, sweating heavily under their enveloping black garments, which left only hands and face exposed to the air. The rabbi walked down the gangplank supported by two of the Israeli policemen that he recently compared to "Hitler's Gestapo." When photographers tried...
...must define one of the attributes of the Catholic Church. It is an institution that is both charismatic and canonical. It is the role of the prophets moved by the Holy Spirit to shed new light in applying the truths of faith to new situations. Because their visions are new, they are suspect, and it is then that the canonical side of the church operates to sift and codify the vision...