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Know It All
August 23, 2014, 05:00 AM

Pearls are formed inside oysters. The formation of a natural pearl begins when a foreign substance slips into the oyster shell. The irritant is covered with layers of nacre, which is the substance that is used to create the shell. This is what forms a pearl.

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There is a simple test you can do to see if a pearl is real or fake. Rub the pearl gently against your teeth. A natural pearl will feel slightly rough, like fine sandpaper, because of the texture of natural nacre. An imitation pearl will feel smooth.

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The first occupants of Redwood City were Native Americans from the Ohlone tribe. The Ohlone diet was shellfish from the Bay. There were several shell mounds in Redwood City. A section of Main Street between Maple Street and Woodside Road was originally called “Mound Street” because of a large shell mound there.

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Shell Company of California was originally called the American Gasoline Company. Henri Deterding, creator of the Royal Dutch-Shell Group in Holland and Great Britain, started the business in California in 1912.

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Completed in 1915, Shell’s refinery in Martinez was the country’s first modern, continuous-process refinery. It served as a model for other U.S. refineries.

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There is a pearl valued at $40 million dollars. The 14-pound pearl was found in a 160-pound giant clam, off the coast of the Philippines in 1934.

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Chinese myth says that pearls were thought to be the tears of the gods. The Greeks believed that wearing pearls would promote marital bliss and prevent newlywed women from crying.

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On Dec. 7, 1941, five battleships were sunk at Pearl Harbor. The battleships were the USS Utah, USS Oklahoma, USS West Virginia, USS California and the USS Arizona, which is still under water.

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The highest ocean temperature on record is 759 degrees Fahrenheit. The temperature was measured by a research submarine 300 miles off the coast of the United States in 1985. The high temperature was the result of a hydrothermal vent.

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The Atlantic Ocean is saltier than the Pacific Ocean.

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The word THEREIN contains thirteen words spelled using consecutive letters. Can you identify them? See answer at end.

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The average housefly lives for one month.

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In the last decade, Chardonnay has become the worlds most often purchased dry white wine. Chardonnay grapes grow in nearly every wine-producing region of the world.

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Answer: The thirteen words that are spelled consecutively within the word “therein” are: the, he, her, er, here, I, there, ere, rein, re, in, therein and herein.

Know It All is by Kerry McArdle. It runs in the weekend and Wednesday editions of the Daily Journal. Questions? Comments? Email knowitall(at)smdailyjournal.com or call 344-5200 ext. 114.

 

 

Tags: pearl, shell, there, california, ocean, temperature,


Other stories from today:

Know It All
Susan's Travels Tours + Trips
This Day in History
 

 
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