The horizontal fraction bar was introduced by the Arabs.
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Did you know?
Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Ionic bonding in table salt (NaCl)
Defibrillator. Defibrillators are devices that supply a voltage charge to the heart in the hope of r
How to calculate present value using the compound interest formula (Question 1)