A step in the manufacture of Butacite polyvinyl butyral resin, which is used as the inner layer of laminated safety glass for automobiles. Here Butacite is being cut to widths ordered by the customer to fit his requirements for windshields and...
Butacite' polyvinyl butyral resin is used as inner layer of safety glass. Sheeting manufactured from this resin is of excellent clarity and color and is particularly resistant to the deteriorating influences of prolonged exposure to heat, light and...
This is another view of the manufacture of continuous sheeting of Butacite polyvinyl acetal resin, which is used as interlayer in modern laminated safety glass. As it passes onto a wind up roll, as shown in this picture, its unusual flexibility is...
Crystallized new mown hay-coumarin crystals. This odor synthetically compounded adds a sweet note to many perfumes. Shown here in concentrated form, it occurs naturally in several plants and traces of it present in hay impart to it the peculiar...
Some perfumes are compounded from as many as sixty ingredients. The number of items in a compounding laboratory many reach into thousands. The young woman shown here is not only an expert on which of these items can be used successfully for...
