Wood preservation preservation reaching back to ancient Greece during Alexander the Great's rule, where bridge wood was soaked in olive oil. The Romans protected their ship hulls by brushing the wood with tar. During the Industrial Revolution wood preservation became a cornerstone of the wood processing industry. Inventors and scientists such as Bethell, Boucherie, Burnett and Kyan made historic developments in wood preservation, with the preservative solutions and processes. Commercial pressure treatment began in the latter half of the 19th century with the protection of railroad cross-ties using creosote. Treated wood was used primarily for industrial, agricultural, and utility applications, where it
Ancient Greek medicine that suffered by gladiators, from dog bites or other injuries, played a role in theories relating to understanding anatomy and infections. Additionally, there was significant focus on the beliefs and mindset of the patient in the diagnosis and treatment theories. It was recognized that the mind played a role in healing, or that it might also be the sole basis for the illness. Ancient Greek medicine began to revolve around the theory of humors.The humoral theory states that good health comes from a perfect balance of the four humors: blood, phlegm, yellow bile, and black bile. Consequently, poor health resulted