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Secrets Of

All Episodes 2009
TV-Y

  • Ended
  • National Geographic Channel
  • 60 mins
  • 2 hours, 0 mins
  • Documentary
The most mundane items in your home hide fascinating secrets as this compelling series featuring Adam Hart- Davis explains.

5 episodes

1x01 Shaving

  • Series Premiere

    2009-02-27T23:00:00-05:00 — 60 mins

A 30,000-year-old habit, shaving has become an aesthetic obsession. Go behind the scenes of a multi-billion dollar industry that dates back further than the great pharaohs of Egypt.

1x02 The Toilet

  • 2009-03-04T23:00:00-05:00 — 60 mins

From modest holes in the ground to automated contraptions, the toilet has undergone major transformation since its inception. Engineers are constantly inventing new ways to make it more efficient.

1x03 The Can

  • no air date — 60 mins

Secrets Of Adam Hart-Davis reveals the secrets behind the construction of ordinary household items, looking at how they have evolved from basic designs to sophisticated and expensive products designed to meet modern needs. This episode looks at what it takes to make a can and includes a look at basic human needs, invention, chemical production and the manufacturing industry

1x04 The Bra

  • no air date — 60 mins

Secrets Of Adam Hart-Davis reveals the secrets behind the construction of ordinary household items, looking at how they have evolved from basic designs to sophisticated and expensive products designed to meet modern needs. This episode looks at the bra, a commodity with a worldwide market of over 16 billion dollars a year, and worn for fashion, comfort and performance.

1x05 Packaging

  • no air date — 60 mins

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