In 1968, what became a required part of the automobile's safety equipment in the US?

More Questions:

What year marked the end of production of the first generation Volkswagen Golf?

What are Tracy Thorn and Ben Watt collectively known as?

What are the two main ingredients of a Hollandaise sauce?

In English-speaking countries, what is Rauchbier typically referred to as?

How many spikes are there on the The Statue of Liberty's crown?

In Greek mythology, what did the cyclops forge for Zeus?

What children's classic first chapter is titled "The Cyclone"?

What river flows along the western boundary of New Jersey?

Approximately how long does it take for the moon to revolve around the Earth?

What is measured using a Richter scale?

What is the chemical symbol for gold?

What is the largest mammal in the world?

What was explorer Ponce de Leon's first name?

What chemical is denoted by Cm?

The number 20 is the basis for which numeral system?