Suicide is the third-leading cause of death for young people ages 15 to 24. Approximately 20 percent of teens experience depression before they reach adulthood, and between 10 to 15 percent suffer from symptoms at any one time.
What is Alkalinity? Alkalinity is the water's capacity to resist changes in pH that would make the water more acidic. This capacity is commonly known as buffering capacity.
Noun. 1. alkali metal-any of the monovalent metals of group I of the periodic table (lithium or sodium or potassium or rubidium or cesium or francium); the hydroxides of the alkali metals are strongly alkaline. alkaline metal.