CAS ID #: 67-64-1. Summary: Acetone is a manufactured chemical that is also found naturally in the environment. It is a colorless liquid with a distinct smell and taste.It evaporates easily, is flammable, and dissolves in water.It is also called dimethyl ketone, 2-propanone, and beta-ketopropane. Acetone is used to make plastic, fibers, drugs, and other chemicals. It is also used to dissolve other substances.t evaporates easily, is flammable, and dissolves in water. It is also called dimethyl ketone, 2-propanone, and beta-ketopropane. Acetone is used to make plastic, fibers, drugs, and other chemicals. It is also used to dissolve other substances.
Validity and Reliability. . . . . The principles of validity and reliability are fundamental cornerstones of the scientific method. This article is a part of the guide:
Some say there are three steps in a scientific method, some consider them to be four and some 5, but all incorporate the same principles. These steps are included in a scientific method: 1. Observation. The first step is observation, in which the object in question is observed and the facts about it are listed. 2. Question