What is mixed with clay, baked in a kiln, and then pulverized in order to make Portland cement?

More Questions:

What word is both a computer programming language and a nickname for coffee?

What's the Japanese name for a potentially poisonous delicacy made from puffer fish meat?

In 1976-1977 season in 80 games, the Montreal Canadiens set the NHL record for how many points in a season?

In the comic book series "Strangers in Paradise', which employee of Mrs. Parker was framed with stealing $850,000 from Senator Chalmers?

Belgrade lies on the Danube and which other river?

What is the former name of Istanbul?

Where is the Bay of Pigs?

Thursday Island is located in the Torres Strait off the coast of what country?

Venation is used to describe what item found in nature?

What name is given to twins who are joined together by some part of their anatomy?

What is the name for the longest side of a right-angled triangle?

What is the name of the studio founded by Sidney Poitier, Barbra Streisand and Paul Newman in 1969?

At what age did Ray Charles become totally blind?

What year was the American Red Cross founded?

What year was the first patent for a pencil sharpener applied for?