Did You Know? The Surprising Strength of Human Jaw Muscles

Taking the cue from fellow member M. Peer Mohamed Sardhar, let me share some information and facts I have come across.

Human jaw muscles can generate a force of 200 pounds (90.8 kilograms) on the molars.

Thank you.

A large swarm of desert locusts (Schistocerca gregaria) can consume 20,000 tons (18,160,000 kilograms) of vegetation a day.

The largest flying animal was the pterosaur, which lived 70 million years ago. This reptile had a wingspan of 36-39 feet (11-11.9 meters) and weighed 190-250 pounds (86-113.5 kilograms).

Scientists have discovered that copper pollution of the atmosphere occurred about 2500 years ago. This was discovered by analyzing ice cores from Greenland. The pollution was attributed to the Romans who used copper for military purposes and to produce coins.

The highest temperature produced in a laboratory was 920,000,000 F (511,000,000 C) at the Tokamak Fusion Test Reactor in Princeton, NJ, USA.

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The deepest part of the ocean is 35,813 feet (10,916 meters) deep and occurs in the Mariana Trench in the Pacific Ocean. At that depth, the pressure is 18,000 pounds (9,172 kilograms) per square inch.

Super Glue was invented by accident. The researcher was trying to make optical coating materials and would test their properties by putting them between two prisms and shining light through them. When he tried the cyano-acrylate, he couldn't get the prisms apart.

The Hubble Space Telescope weighs 12 tons (10,896 kilograms), is 43 feet (13.1 meters) long, and cost $2.1 billion to originally build.

The fastest computer in the world is the CRAY Y-MP C90 supercomputer. It has two gigabytes of central memory and 16 parallel central processor units.

The greatest tide change on Earth occurs in the Bay of Fundy. The difference between low tide and high tide can be as great as 54 feet 6 inches (16.6 meters).

The Arabian Oryx has long, straight horns. Some say that this animal is the model for the legendary Unicorn. They are in danger of extinction because people hunt them for their beautiful horns.


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The Stegosaurus dinosaur measured up to 30 feet (9.1 meters) long but had a brain the size of a walnut.

Comparison of Events

The following chart compares the amazing coincidences in the deaths of Lincoln and Kennedy. Some items that are commonly listed in this comparison have been deleted as incorrect.

Lincoln
- Lincoln was elected to Congress in 1846
- He was elected President in 1860
- His wife lost a child while living in the White House
- He was directly concerned with Civil Rights
- Lincoln had a secretary named Kennedy who told him not to go to the theater
- Lincoln was shot in the back of the head in the presence of his wife
- Lincoln shot in the Ford Theatre
- He was shot on a Friday
- The assassin, John Wilkes Booth, was known by three names, comprised of fifteen letters
- Booth shot Lincoln in a theater and fled to a warehouse
- Booth was killed before being brought to trial
- There were theories that Booth was part of a greater conspiracy
- Lincoln's successor was Andrew Johnson, born in 1808

Kennedy
- Kennedy was elected to Congress in 1946
- He was elected President in 1960
- His wife lost a child while living in the White House
- He was directly concerned with Civil Rights
- Kennedy had a secretary named Lincoln who told him not to go to Dallas
- Kennedy was shot in the back of the head in the presence of his wife
- Kennedy shot in a Lincoln, made by Ford
- He was shot on a Friday
- The assassin, Lee Harvey Oswald, was known by three names, comprised of fifteen letters
- Oswald shot Kennedy from a warehouse and fled to a theater
- Oswald was killed before being brought to trial
- There were theories that Oswald was part of a greater conspiracy
- Kennedy's successor was Lyndon Johnson, born in 1908

The largest telescope in the world is currently being constructed in northern Chile. The telescope will utilize four 26 ft. 8 in. (8.13 meters) mirrors, which will gather as much light as a single 52 ft. 6 in. (16 meters) mirror.

The longest cells in the human body are the motor neurons. They can be up to 4.5 feet (1.37 meters) long and run from the lower spinal cord to the big toe.

40 to 50 percent of body heat can be lost through the head (no hat) as a result of its extensive circulatory network.

A newborn blue whale measures 20-26 feet (6.0 - 7.9 meters) long and weighs up to 6,614 pounds (3,003 kg).

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The hottest planet in the solar system is Venus, with an estimated surface temperature of 864°F (462°C).

The largest meteorite crater in the world is in Winslow, Arizona. It is 4,150 feet across and 150 feet deep.

The Skylab astronauts grew 1.5-2.25 inches (3.8-5.7 centimeters) due to spinal lengthening and straightening as a result of zero gravity.

The starfish species Porcellanaster ivanovi has been found to live in water as deep as 24,881 feet (7,584 meters).

The first kind of pencil was a bunch of graphite sticks held together by string. Then someone decided it would be better to push the graphite into the inside of a hollow wooden stick.

Joseph Rechendorfer was the first person to think of putting a piece of rubber onto the top of a pencil, which makes it real easy to rub out mistakes.

Did you know that the average lead pencil can draw a line that is almost 35 miles long, or you can write almost 50,000 words in English with just one pencil? Amazing fact! Now imagine an eraser that could match it!!!

Tremendous erosion at the base of Niagara Falls (USA) undermines the shale cliffs, and as a result, the falls have receded approximately 7 miles over the last 10,000 years.

An inch (2.5 centimeters) of rainwater is equivalent to 15 inches (38.1 centimeters) of dry, powdery snow.

If you could throw a snowball fast enough, it would totally vaporize when it hit a brick wall.

The largest cave in the world, the Sarawak Chamber in Malaysia, is 2,300 feet (701 meters) long, 980 feet (299 meters) wide, and more than 230 feet (70 meters) high.

Replace 3 frequently used light bulbs with compact fluorescent bulbs. Save 300 lbs. of carbon dioxide and $60 per year.

The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket.

In a fully grown rye plant, the total length of fine root hairs may reach 6600 miles (10,645 km).

Keep the tires on your car adequately inflated. Check them monthly. Save 250 lbs. of carbon dioxide and $840 per year.

The leg muscles of a locust are about 1000 times more powerful than an equal weight of human muscle.

The Atlantic Giant Squid's eye can be as large as 15.75 inches (40 centimeters) wide.