When was glass first made?

When was glass first made?

Archaeologists have found evidence of man-made glass which dates back to 4000 BC; this took the form of glazes used for coating stone beads. It was not until 1500 BC that the first hollow glass container was made by covering a sand core with a layer of molten glass.

Do people in Puerto Rico pay taxes?

Though the Commonwealth government has its own tax laws, Puerto Ricans are also required to pay most U.S. federal taxes, with the major exception being that some residents do not have to pay the federal personal income tax. In 2009, Puerto Rico paid $3.742 billion into the US Treasury.

What is ithyphallophobia?

Ithyphallowphobia is the morbid fear of seeing, thinking about, or getting an erect penis.

Who owned the Arlington National Cemetery?

George Washington Parke Custis, grandson of Martha Washington, acquired the land that now is Arlington National Cemetery in 1802, and began construction of Arlington House. The estate passed to Custis’ daughter, Mary Anna, who had married United States Army officer Robert E. Lee.

How fast does a rocket have to travel to escape the Earth’s gravity?

If you want to completely escape Earth’s gravity and travel to another moon or planet, though, you need to be going even faster – at a speed of at least 7 miles per second or about 25,000 miles per hour.

Who was the first president of all 50 states in the US?

Dwight D. Eisenhower was the first President of all 50 states. Hawaii, the 50th state, entered the union on August 21, 1959, during the Eishenhower’s second term. Eisenhower was also the first President to hold a pilot’s license.

What is Cap’n Crunches real name?

Cap’n Crunch, of the cereal box, full name is Horatio Magellan Crunch. He’s also been called out for only having the bars of a Navy commander, but the so-called cap’n held his ground on Twitter, arguing that captaining the S. S. Guppy with his crew “makes an official Cap’n in any book!”

Who holds the NBA record for most points scored in a single game?

Only four players have scored 60 or more points on more than one occasion: Wilt Chamberlain (32 times), Kobe Bryant (6 times), Michael Jordan (5 times), and Elgin Baylor (4 times). Chamberlain holds the single-game scoring record, having scored 100 points in a game in 1962. Chamberlain also holds 4 of the top 5 single-game scoring records.