Titanium is not a precious metal. Learn the scientific criteria for classification and why titanium's value comes from its unique material performance.
Discover the precise biological definition of waterfowl, examining the scientific classification and the specialized physical adaptations that enable their aquatic life.
Learn what ORP (Oxidation-Reduction Potential) measures, why its unit is millivolts (mV), and how to interpret these critical values for water quality management.