Word: detectable
(lookup in dictionary)
(lookup stats)
Dates: during 1930-1939
Sort By: most recent first
(reverse)
...first laboratory was so rickety that passing wagons made the measuring instruments rattle. Now Dr. Burgess has structures so solidly poised that an earth quake could not joggle a butterfly on a pendulum. He also has instruments sensitive enough to detect the streetcleaners' brushing a block away...
...Detector. By a new X-ray photographic method called amniography, Dr. Thomas Orville Menees of Blodgett Memorial Hospital, Grand Rapids, Mich., has been able to detect the sex of an unborn child three months before birth. An injection of harmless strontium iodide, opaque to X-rays, makes it possible to identify the structure of the unborn child. Another important use of amniography: to determine cases where a Caesarian section is necessary for safe delivery...
...sound-waves which fit into each other much like the teeth of two saw blades. The "electric ear" will also be used to test machines for friction, loose parts. Set in the dashboard of an airplane, the device will warn the pilot of engine trouble before he can detect it with his own ears...
...nation. They compare our developing civilization with the crystallized customs of countries which were mellowed when Americans were felling the forests and striving for mastery over nature. American culture is still in process. Meanwhile, the average American, comparing our general well-being with distressed conditions elsewhere, can detect the foundations of a culture which, although it will be different from that of other lands, is not likely to be less admirable. --The Boston Herald...
Surgical Threads. Manufacturers of braided silk and catgut used in sewing up wounds heretofore have tested their threads five or six days to detect any latent germs. Henceforth, to satisfy fellows of the College of Surgeons, surgical threads must undergo 13 days' test-this the suggestion of Dr. Frank Lamont Meleney, Manhattan...