The Net (substance) The Net (substance) The Net, in alchemy, is an alloy of copper and iron, whose crystal structure induces a network pattern on its surface. It was described in the 17th century by Sir Isaac Newton. Newton produced the substance by following what he regarded as a recipe, encoded in classical mythology, for part of the process of achieving the philosopher's stone. The relevant myth involved the god Vulcan finding his wife Venus (alchemical symbol for copper) in bed with the god Mars (alchemical symbol for iron) Newton's interpretation rested on typical alchemical associations, construing Vulcan as a stand-in for fire,
Flint Adolescent Study and experiences of parents and how they influence their parenting attitudes and behaviors over time. The study is also examining how these factors may influence substance use in their children (G2). Flint Adolescent Study The Flint Adolescent Study (FAS) is a longitudinal interview study of risk and promotive factors associated with alcohol, tobacco and other drug use across a lifetime. The study is led by Marc A. Zimmerman, Ph.D., Director of the Prevention Research Center and the Michigan Youth Violence Prevention Center at the University of Michigan School of Public Health. Hsing-Fang Hsieh, PhD, Research Investigator at the UM School