NOVASOFYA4 yazı
In 1876, English engineer Henry Fleuss decided to develop a safer oxygen cylinder for submarine work. In earlier experiments, Sieur Freminet, who invented the oxygen cylinder, had died of asphyxiation as a result of the tube not working.…
Erosion is the erosion and transportation of soil by external factors such as wind, water and ice. Erosion reduces soil fertility, leads to desertification and triggers natural disasters. One of the most effective ways to prevent erosion…
Social illusions are false beliefs or assumptions that affect the way a person perceives, judges, and understands reality. These illusions can influence a person's perceptions, beliefs, and behaviors about themselves, others, or the worl…
19th and 20th centuries Century anthropologists, as a result of their research on the savages of the period, revealed that polygamy predominated among primitive societies. The claims of Lewis H. Morgan, Bronislaw Malinowski soon resonate…