This week National Association of Manufacturers announced that in a May survey of over 500 defense manufacturers, 82% (v. 64% in January) reported shortage of materials as a major obstacle. This week it was also clear that those businessmen who have not yet felt the pressure of shortages have not long to wait.
Robert E. McConnell, emergency-conscious chief of OPM's Conservation & Substitution Section, made a list of 16 important industrial raw materials, with the ratio of apparent civilian demands to available supply (after defense needs) at month's beginning:
Aluminum . . 15...