For example, all natural juice drinks or sodas can be filled with sugar (which is, after all, a natural ingredient) but all that sugar means they'll be high in calories and give you little nutrition. A granola bar is a good example of a snack that seems healthy.
Printer Friendly Version >>>. Air conditioning was born in 1902 when Willis Carrier, a mechanical engineer, developed and installed the first system in a publishing company in Brooklyn, New York. The Carrier Engineering Corporation was formed in 1915 to manufacture and sell his new technology.
In 2000, air conditioning/refrigeration was named among the 10 greatest mechanical engineering achievements of the 20th century, according to a survey of ASME members. Air conditioning actually has roots in second century China, where an inventor named Ding Huane crafted a manually powered rotary fan.