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Show TEST, TEST AND TEST ' . , . " ' . L' - , w l V - ' ( f f - s , n - -s w , ' - M i i . ' 1 : " t f 9 i j X f i i i s r i f ' S ! rrr. : ( . 1 I s , , ' ' ! , u i 4 r - , ' -1 4 - , i ,y -. ,i AMERICAN industry, according to Consumers Information, sur-oasses sur-oasses that of any other country in its exact methods of testing products and so assuring maximum performance before passing them on to the user. One compary reports, for instance, that 25 of its labor and cost of pro-, duction goes into testing. Above are shown tests of two of the 600 different operations which go into the manufacture manu-facture of their vacuum cleaners. The young lady is balancing the fan, an intricate job in which she puts tiny drops of solder on the light side until the balance is perfect. Inset, operator testing air passage, suction power and wattage, on a government test-block. |