Show Freaks and Oddities In Science News H 71 Successful immunization of an animal against U a many-celled many parasite has been accomplished for the first time in history and this feat may be bethe bethe bethe the first step toward the development of or a preventive preventive preventive pre pre- of tapeworm and other unpleasant parasitic pam pam- infections In human beings By injecting portions portions portions por por- of a tapeworm Into rats it is possible to prevent prevent prevent pre pre- vent the development of or tapeworms from eggs fed later to the rats so 50 protected The worm thus baffled baffled baffled fled by this immunizing injection lives in the intestine in intestine intestine in- in of the cat and has larval stage in the liver of the rat 4 a e s sA HA A million times the pull of gravity is created U by a top super-top whirling thousands of times each second A pound whirling on the rim of such sucha a centrifuge would be pushed outward with a force of or tons Actually the small Inverted cone that rotates Is very light and had to be bc made of steel s el in order not to fly to pieces under the stress of whirlIng whirling whirling whirl whirl- ing so fast The new ultra-centrifuge ultra is used to separate various materials in the same came way that the fanner's farmers separator divides the cream from the milk S S C 71 0 Insect fighters gathered at the thc meeting of ot the U American Association for the Advancement of Science were called upon to combat the insect damage damage damage dam dam- age to hay corn and potatoes estimated to amount to nearly annually Most of or the blame is laid to white grubs and wire worms subterranean subterranean subterranean insects whose depredations often pass un un- un- un noticed Not more than nine states were working to check this menace |