This is a keeper!
Bob
Sent from my iPhone
On Nov 10, 2010, at 10:02 AM, Jack Olson <[log in to unmask]> wrote:
> Do you start feeling lonely when your mailbox drops below 200 per week?
> I will fill it with this, hope it helps....
>
> -=-=-=-
>
> T H E H I S T O R Y O F E L E C T R I C I T Y
>
> Today's scientific question is: What in the world is electricity?
> And where does it go after it leaves the toaster?
>
> Here is a simple experiment that will teach you an important electrical lesson:
> On a cool, dry day, scuff your feet along a carpet, then reach your hand into a
> friends mouth and touch one of his dental fillings. Did you notice how your
> friend twitched violently and cried out in pain? This teaches us that electricity
> can be a very powerful force, but we must never use it to hurt others unless
> we need to learn an important electrical lesson.
>
> It also teaches us how an electrical circuit works. When you scuffed your feet,
> you picked up batches of "electrons," which are very small objects that carpet
> manufacturers weave into carpet so that they will attract dirt. The electrons
> travel through your bloodstream and collect in your finger, where they form a
> spark that leaps to your friends filling, then travel down to his feet and back
> into the carpet, thus completing the circuit.
>
> AMAZING ELECTRONIC FACT: If you scuffed your feet long enough without
> touching anything, you would build up so many electrons that your finger would
> explode!
> But this is nothing to worry about... unless you have carpeting.
>
> Although we modern persons tend to take our electric lights, radios, mixers,
> etc. for granted. Hundreds of years ago people did not have any of these
> things, which is just as well because there was no place to plug them in. Then
> along came the first Electrical Pioneer, Benjamin Franklin, who flew a kite in a
> lightning storm and received a serious electrical shock. This proved that
> lightning was powered by the same force as carpets, but it also damaged
> Franklin's brain so severely that he started speaking only in incomprehensible
> maxims, such as, "A penny saved is a penny earned." Eventually he had to be
> given a job running the post office.
>
> After Franklin came a herd of Electrical Pioneers whose names have become
> part of our electrical terminology: Myron Volt, Mary Louise Amp, James Watt,
> Bob Transformer, etc. These pioneers conducted many important electrical
> experiments - - Among them, Galvani discovered (this is the truth) that when
> he attached two different kinds of metal to the leg of a frog, an electrical
> current developed and the frog's leg kicked, even though it was no longer
> attached to the frog, which was dead anyway. Galvani's discovery led to
> enormous advances in the field of amphibian medicine. Today, skilled veterinary
> surgeons can take a frog that has been seriously injured or killed, implant
> pieces of metal in its muscles, and watch it hop back into the pond just like a
> normal frog, except for the fact that it sinks like a stone.
>
> But the greatest Electrical Pioneer of them all was Thomas Edison, who was a
> brilliant inventor despite the fact that he had little formal education and lived in
> New Jersey. Edison's first major invention in 1877 was the phonograph, which
> could soon be found in thousand of American homes, where it basically sat until
> 1923, when the record was invented. But Edison's greatest achievement came
> in 1879 when he invented the electric company.
> Edison's design was a brilliant adaptation of the simple electrical circuit: the
> electric company sends electricity through a wire to a customer, then
> immediately gets the electricity back through another wire, then (this is the
> brilliant part) sends it right back to the customer again.
>
> This means that an electric company can sell a customer the same batch of
> electricity thousands of times a day and never get caught, since very few
> customers take the time to examine their electricity closely. In fact, the last
> year any new electricity was generated was 1937; the electric companies have
> been merely re-selling it ever since, which is why they have so much time to
> apply for rate increases.
>
> Today, thanks to men like Edison and Franklin, and frogs like Galvani's, we
> receive almost unlimited benefits from electricity. For example, in the past
> decade scientists have developed the laser, an electronic appliance so powerful
> that it can vaporize a bulldozer 2000 yards away, yet so precise that doctors
> can use it to perform delicate operations to the human eyeball, provided they
> remember to change the power setting from "Vaporize Bulldozer" to "Delicate."
>
> -=-=-=-
>
> surfin' the learnin' curve,
> Jack
>
>
> .
>
> On Tue, 9 Nov 2010 19:17:02 +0100, Inge <[log in to unmask]>
> wrote:
>
>> Hi, someone there? Only two mails in one week. Is there a technical
>> problem?
>> /Inge
>
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