Ore Concentration and Spiritual Refinement

concentrate: —to intensify; make denser, stronger, or purer —to make less dilute The processing and refining of copper ore is called beneficiation. I like that the word itself speaks of betterment. It is a long and aggressive process, full of necessary, transformative steps. The procedure’s overall goal is to separate extracted ore into two groups:

Magnetism and Morality

In an article called “Exploring Magnetic Fields with a Compass,” Brandon Lunk and Robert Beichner discuss how to measure the strength of magnetic fields using a compass. They explain, A compass works by allowing a small magnetized needle to line up with the horizontal component of the net magnetic field in its vicinity. In most