Chapter 1 Trade Science (Free Lecture 1)
Chapter 1 Trade Science The mechanics millwright trade is based on applied scientific principles. These principles are constantly applied by millwrights, often without realizing it. Sometimes the millwright needs to think of a problem through using these principles, or to calculate a dimension, a load , or some of these important principles. Atoms and Molecules All matter is composed of atoms. Atoms are single units of special substances called elements. 118 elements currently on the periodic table in the Universe are hydrogen, oxygen, carbon, copper, lead, silver and gold. Etc. How Many Elements Can Be Found Naturally? (thoughtco.com) The arrangement and structure of the molecules in a substance are unique. Compounds and mixtures Compounds( Chemical material) A comp
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