chemical reactions Reference Libraries
Chemistry is a physical science concerned with the composition, structure, and properties of matter. It also deals with the changes that matter undergoes during chemical reactions. It incorporates the studies of various atoms, molecules, crystals and other aggregates which can be combined or isolated and concepts of energy and entropy through which chemical processes occur. Modern chemistry...
- Stoppage; cessation (of labor).
- A standing still or idling (of mills, factories, etc.).