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The first gas pump appeared in 1885. Today, the United States has over 117,000 gas stations--pumping nearly 400 million gallons of gasoline. But how safe are gas stations, and the tankers that deliver gasoline? What technology is in place to prevent a spill ... that could lead to a deadly explosion?
The first robots were simple machines built by the ancient Greeks. Today's advanced robots perform thousands of human-like tasks. But are they artificially intelligent ... or just intelligently designed? To find the secrets behind the circuits, John's slicing a Roomba, a fortune-telling Zoltar, an industrial robot arm, and some terrain-exploring toy robots.
What's the best way to understand how something works? Slice it in half! John McCalmont and Budd Kelley use a variety of incredible tools to literally slice objects apart, layer by layer, and explore their inner workings.
Every year, there are nearly 10,000 bank robberies and more than 1.5 million home burglaries in the United States. But how hard is it to break in? John's slicing into locks, safes, and bank vaults to find out the secret to keeping valuables in and the criminals out.