United States or Timor-Leste ? Vote for the TOP Country of the Week !
A pattern of heat-treatment might give a metal all sorts of properties we haven't guessed at." He added sardonically, "And it could be so simple that a boy could remember and do it!" "He made six communicators," said Gail. "I insisted on six. And then I chose two at random for safety's sake, I suppose. And he and the other children hid theirs. I tried these two. They work. One is for you.
So Fran told me, and he'd picked up some scraps of metal. Copper, it was. And I watched for him." Soames said nothing. "He took a straw," said Gail, "and used it as a sort of blowpipe. He could direct the flame of a candle I made for him. It would be heat-treatment?" Soames nodded, in the darkness. "It would.
Apart from the metallic construction of aeroplanes an enormous amount of work was done in the testing of different steels and light alloys for use in engines, and by the end of the War period a number of aircraft engines were in use of which the pistons and other parts were of such alloys; the chief difficulty having been not so much in the design as in the successful heat-treatment and casting of the metal.
Word Of The Day