n recent years, there (26) _______been great increases in the number of engineers and scientists employed (27) _______American industries. There is new emphasis on research and the development (28) _______ labor-saving machines. For example, electronic computers now (29) _______mathematical problems in a few minutes that once (30) _______weeks of human effort. Some (31) _______ the oil and chemical industries (32) _______ built almost entirely around self-acting controls. Machines are doing more and (33) _______of the work of processing, assembling, packaging, and distributing products. Industry today (34) _______ out more products at greater speed and with (35) _______ labor to meet the demands of the rapidly increasing population