Word: milligrams
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...Mines in drought-threatened New Mexico, Langmuir denounced the commercial rainmakers, many of them woefully ignorant of the art, who are seeding the atmosphere with silver iodide throughout the dry Southwest. "Some of them," he said, "are using hundreds of thousands of times too much. No more than one milligram [.000035 oz] of silver iodide should be used for every cubic mile...
...week for the rest of the year. Last week it was announced that henceforth cortisone will be doled out to suitable hospitals and research institutions through a committee of the National Academy of Sciences. And Merck has stopped giving it away: the price now is $60 for a 300-milligram vial ($5,670 an ounce...
...reported that it had succeeded, after twelve years of work, in isolating, identifying and photographing (in an electron microscope) a virus that causes breast cancer in mice. The virus is so powerful that an injection of eight one-thousandths of a gamma (a gamma is one-thousandth of a milligram) produced cancer even in male mice. Next step, already started: trying to make mice immune to the virus...
...sorts of insecticides to the rabbits. Some killed the lice, but also killed the lousy rabbits. At last he found a compound (2-pivalyl-I, 3-indandione) which had no apparent effect on the rabbit, but killed all lice that took a single nip. Dose required: 2.5 milligrams (.00006 oz.) per kilogram (2.2 lbs.) of rabbit weight. One-tenth of a milligram fed daily for three weeks was deadly to lice for a month after the dosing stopped. A similar campaign against mosquitoes was not quite so effective. At Kerrville, Tex., an offensive against cattle ticks and lice is still...
...quantity which emits the same number of particles per second as one milligram of pure radium element...