Did you know?
A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.
Did you know?
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
Did you know?
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
Typical DSO survey in Celestia
A cross section of a typical wax-actuated thermostat showing the position of the wax pellet and ...
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
A typical belt-driven AIR pump. Air enters through the revolving fins behind the drive pulley. The ...
Typical sequence of tooth eruption for both deciduous and permanent teeth