27 Interesting Facts About Smartphones

Comments (3)
  1. Troy says:

    #22 IP code standards have been around for decades longer than smart phones. Electricians use this code to understand the resistance of water or ice penetration in any situation. Water need not be present. Most IP code standards define penetration by dust or gas to be critical.

    1. Mike says:

      Who cares about what sparkies do?

  2. austin haney says:

    #12 has been scrapped last I heard.

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