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 In what year did the Greeks invent chewing gum?

Answer Greeks began chewing a gum-like substance around the year 50 A.D. Unlike modern chewing gum, Greeks chewed a resin from the mastic tree that was hard to chew and quite bitter. What we think of as m... Read More »
http://www.answerbag.com/q_view/1937965

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What year did IBM invent the PC?

IBM invented the PC (the IBM 5100) in 1973 and released it in 1975. The 5100 cost between $8,975 and $19,975 and weighed almost 50 pounds. In 1981, IBM released the IBM 5150. The IBM 5150 introduc... Read More »
http://www.answerbag.com/q_view/2079676

What year was chewing gum initially manufactured?

The first mass production of chewing gum occurred in 1871. It was called Adams New York Chewing Gum. In 1893,The Wrigley Company introduced Juicy Fruit and Wrigley Spearmint chewing gum, which are ... Read More »
http://www.answerbag.com/q_view/2034417

What Year Did Galileo Invent the Thermoscope?

According to the Astronomical Observatory of Padova, Galileo began work on a thermoscope in early 1600. In 1638, Benedetto Castelli wrote that he had seen Galileo holding an experimental thermoscop... Read More »
http://www.answerbag.com/q_view/2057390

What year did General Motors invent the air bag?

General Motors started to develop the air bag in the late 1950s but the company did not invent the airbag. The air bag was patented by John W. Hetrick in 1953. In 1973, GM introduced the Oldsmobile... Read More »
http://www.answerbag.com/q_view/2119513


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