May 1963 Table of Contents

Problem Clinic Paint Problem

We have had poor experience with applying high-gloss enamel paints over concrete surfaces. The paint eventually seems to flake off regardless of paint quality or the primer used. Is there any way of overcoming this? Read more

Problem Clinic Plastics Versus Portland Cement

Occasionally one sees hints that plastics may eventually oust portland cement concrete in construction. Is this really feasible? Read more

Problem Clinic Accelerating Set

Is it possible to mix a high-alumina cement with an ordinary portland cement as an accelerator for rapid setting? Read more

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