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Features

Industrial Gases

Tools and Materials in Steel Bottles

Sodium Chlorite Goes Commercial

Despite the Fact That Sodium Chlorite Emerged Only Recently From the Experimental Laboratory, It Already Has Become an Important Commercial Chemical. With New Speed and Efficiency It is Handling Many Tough Bleaching and Deodorizing Tasks Throughout All Industry

By G. P. Vincent

The Foundry of Tomorrow -- Today

Through Application of Modern Machines and Methods to the Ancient Art of Casting, A Foundry's Atmosphere Can Be Cleared of Dust and Smoke, and Much Back-Breaking Work Eliminated. Only Thus Can a Foundry Hope to Meet Successfully the Ever-Increasing Competition for High-Quality Labor, and the Rapidly Growing Need for More and Better Castings

By C. B. Dick

Hard Faces Live Long

Applying a Coat of Hard, Wear-Resistant Alloy to a Base of Less Durable Metal Results in Parts That Give High-Alloy Performance Without High-Alloy Costs

By H. R. Clouser

Electronic Preserves

By Embedding Entire Electronic Circuits In a New Casting Resin, They Can Be Given Unusually Great Mechanical Stability, And at the Same Time Proofed Against Moisture and Corrosive Fumes of Many Types

By M. Weinberg and P. J. Franklin

Industry Looks To The Screen

By O. H. Coelln

Departments

  • 50 and 100 Years Ago: December 1947

  • Recommended

    Our Book Corner

  • Departments

    An Announcement to Our Readers

  • Carbide Dies, Radio Grills Assembled, and more

  • Light-Sensitive Glass, Spray Pattern

  • Specimens Preserved, Fires in Cotton, and more

  • True Carburizing

  • Synthetic Esters, Silver Nitrate Crystals

  • Flow Pressure Fans, Slide Projector, and more

  • Current Bulletin Briefs

  • A Monthly Department for the Amateur Telescope Maker

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December 1947

Think Outside the Gift Box