Our Heart Rate

2/12/2018 The heart is really amazing. It pumps oxygen and nutrient-rich blood throughout the body to sustain life. This fist-sized powerhouse beats (expands and contracts) 100,000 times per day, pumping five or six quarts of blood each minute, or about 2,000 gallons per day! Your heartbeat is triggered by electrical Read more…

Peroxides

6/16/2016 Peroxides: These are chemical compounds that contain an oxygen–oxygen single bond or the double oxygen anion, O2−2. One of the first synthetic peroxides, barium peroxide, was synthesized by Alexander von Humboldt in 1799 as a by-product of his attempts to decompose air. Nineteen years later, Louis Jacques Thénard recognized Read more…