How many teeth does a cow have?

How many teeth does a cow have?

Cow’s teeth are different from ours. On the top front, cows have a tough pad of skin instead of teeth. They have 8 incisors on the bottom front and 6 strong molars on the top and bottom of each side to grind their food. Cows have a total of 32 teeth.

Why did they put lead in gasoline?

Leaded petrol contained a substance known as tetraethyl lead or TEL, a compound of lead in liquid form originally added to petrol to increase its octane rating. A side effect of adding TEL is that a layer of lead compounds forms on the valve faces of the engine, retarding wear.

Can a shark blink with both eyes?

Sharks have eyelids, but they do not blink because the surrounding water cleans their eyes. To protect their eyes some species have nictitating membranes. This membrane covers the eyes while hunting and when the shark is being attacked.

Who was the first five star general?

The five-star rank was first created on Dec. 14, 1944. Four Army general officers were promoted to general of the Army that month. Their names and dates of rank are: George C. Marshall, Dec. 16, 1944; Douglas MacArthur, Dec. 18, 1944; Dwight D. Eisenhower, Dec. 20, 1944; and Henry H. Arnold, Dec. 21, 1944.

Why are prescription drug bottles orange?

Prescription bottles come in several different colors, the most common of which being orange or light brown due to its ability to prevent ultraviolet light from degrading the potentially photosensitive contents through photochemical reactions.

When is the next time the planets will align?

One calculation of alignments within around thirty degrees (about as close as they can get) shows that the last such alignment was in 561 BC, and the next will be in 2854. All nine planets are somewhat aligned every 500 years, and are grouped within 30 degrees every 1 to 3 alignments.

What country in the world has the most tornadoes?

Other locations that experience frequent tornado occurrences include northern Europe, western Asia, Bangladesh, Japan, Australia, New Zealand, China, South Africa, and Argentina. In fact, the United Kingdom has more tornadoes, relative to its land area, than any other country.

Why do we have water towers?

Water towers are able to supply water even during power outages, because they rely on hydrostatic pressure produced by elevation of water to push the water into domestic and industrial water distribution systems; however, they cannot supply the water for a long time without power, because a pump is typically required