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18,000 Ways to Fight Friction

Reducing to a Minimum the Friction With Which Our Entire Civilization Moves, Ball and Roller Bearings of All Types and Sizes are Major Contributing Factors to the Super Speeds Which Characterize This Age. Continuing Research is Yielding Better Materials and Better Lubrication

By H. O. Smith

Sleeping Beauty of Industry

Silver, Long Tied to Currency Values, Can Become the Fair-Haired Boy of Industrial Engineering Metals. Its Mettle Has Already Been Proved in the Brazing, Electrical, and Chemical Fields. Future Expansion Will Depend Upon Price and Industry's Attitude

By Edwin Laird Cady

Paradoxical Paints

Surface Coatings With Bases of Silicone Resins Possess Many Seemingly Impossible Combinations of Opposing Qualities

By James R. Patterson

Seeing is Believing

Industry Is Turning More and More to Motion Pictures to Solve Tough Sales Problems: Here Is How One Manufacturer Used This Graphic Medium to Break Down Consumer Incredulity in the Capabilities of His Products, and also to Present Instructions For Their Use

By Carl Toll

Fuels of the Future

Editor's Note: The accompanying article is the last of a series of four, adapted by permission from papers presented at a recent Standard Oil Company (N. J.) seminar on Fuels of the Future. Each paper deals with different phases of fuels for engines of types now in use, under development, or projected. Together they summarize the general subject and furnish a glimpse of the fuels and engines which technology will be offering to transportation in the years to come.

By Robert P. Russell

Saran . . . For Short

A Wide Range of Consumer, Commercial, and Industrial Applications Lie Open to Polyvinylidene Chloride, a Plastics Material Whose Unusual Versatility Marks It for A Position of Ever-Increasing Importance

By Charles A. Breskin

Concrete Against X-Rays

From the National Bureau of Standards Protection of Personnel in the Vicinity of High-Voltage Industrial X-Ray Equipment Becomes a Greater Problem as Voltages Go Up and Uses of X-Rays Broaden. Studies Now Underway are Aimed at Replacing Guess-Work With Facts Which Can be Fitted to Individual Installations


  • 50 and 100 Years Ago: October 1947

  • Recommended

    Our Book Corner

  • Departments

    Previews of the Industrial Horizon

  • Industrial Digest

  • Electronic Micrometer, Fire Hazard Reduced, and more

  • Viscosimeter, Rigid Testing Machine, and more

  • Sealing Plastics Boxes, Card Table Top

  • Dyeing Glass Yarn, Electroless Plating, and more

  • Heavy-Duty Cleaner, Stud Welding, and more

  • Current Bulletin Briefs

  • Telescoptics

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Introducing Scientific American Health & Medicine

Introducing Scientific American Health & Medicine