The mid-nineteenth century saw the development of a radical new direction in chemistry: instead of simply analyzing existing molecules, chemists began to synthesize them—including molecules that did ...
Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with ...
The objective of this study was to assess the effectiveness of three surface friction techniques for the removal of organic material. A quantitative, descriptive and exploratory study was developed to ...
An illustration of a magnifying glass. An illustration of a magnifying glass.
Unidad de Gestión Clínica de Salud Mental, Instituto IBIMA, Hospital Regional Universitario, Málaga E-29010, Spain ...
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