|
|
There are 60,000 miles of blood vessels in every adult human.
The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.