How super glue was invented | Moments of Vision 8 - Jessica Oreck

Kako je bilo izumljeno sekundno lepilo | Trenutki vizije 8 - Jessica Oreck

393,356 views

2017-02-06 ・ TED-Ed


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How super glue was invented | Moments of Vision 8 - Jessica Oreck

Kako je bilo izumljeno sekundno lepilo | Trenutki vizije 8 - Jessica Oreck

393,356 views ・ 2017-02-06

TED-Ed


Za predvajanje videoposnetka dvakrat kliknite na spodnje angleške podnapise.

Translator: Nika Kotnik Reviewer: Matej Divjak
00:06
In a Moment of Vision...
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[V trenutku vizije...]
1940-ta, smo na vrhuncu druge svetovne vojne, Rochester, New York.
00:13
It's the 1940s, the height of World War II, Rochester, New York.
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Kemik po imenu Harry Coover dela raziskavo za Eastman Kodak.
00:17
A chemist by the name of Harry Coover is conducting research for Eastman Kodak.
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00:21
He and his team are looking for a clear plastic
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Skupaj s svojo ekipo iščejo prozorno plastiko
00:23
to produce precision gunsights for the military.
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za izdelavo optičnega merka za vojsko.
00:26
They begin working with a family of chemicals called cyanoacrylates,
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Začeli so delati s skupino kemikalij, imenovano cianoakrilati,
00:30
but find, to their extreme annoyance,
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in odkrili, na nesrečo,
00:32
that the chemicals stick to everything permanently.
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da se te kemikalije permanentno nalepijo na vse.
00:36
The cyanoacrylates are discarded.
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Cianoakrilate zavržejo.
00:39
After the war, Coover is working at Kodak's chemical plant in Tennessee.
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Po vojni Coover dela v Kodakovi kemični tovarni v Tennesseeju.
00:43
This time, he and his team are researching
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Tokrat s svojo ekipo raziskuje
00:45
heat-resistant polymers for jet airplane canopies.
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na toploto odporne polimere za pokrov pilotske kabine.
Poskusili so s cianoakrilati, a jezno ugotovili,
00:49
They try cyanoacrylates, but find, to their great frustration,
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00:52
that the chemicals stick to everything permanently.
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da se te kemikalije permanentno lepijo na vse.
00:56
Again, the cyanoacrylates are discarded.
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In cianoakrilate spet zavržejo.
Coover pa, v trenutku vizije,
01:00
Coover, however, in a moment of vision,
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01:02
realizes that the quality that makes these chemicals so infuriating to work with
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spozna, da kar dela te kemikalije tako nadležne,
01:06
is exactly what makes them valuable.
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jih dela tudi dragocene.
01:08
He takes out a patent and begins marketing a super glue.
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Naredi patent in jih začne oglaševati kot sekundno lepilo.
01:13
Years later during the Vietnam War,
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Leta kasneje v vietnamski vojni
01:15
field medics find that using super glue on an open wound
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zdravstveno osebje ugotovi, da uporaba tega lepila na odprti rani
01:18
instantly stops the bleeding,
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nemudoma ustavi krvavitev
01:20
saving countless lives.
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in s tem reši mnoga življenja.
Danes se medicinsko sekundno lepilo še vedno uporablja pri operacijah,
01:23
Today, medical grade super glue is still used in surgery,
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01:26
but it's also a nearly indispensable household item.
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a je obenem nepogrešljiv pripomoček v gospodinjstvu.
O tej spletni strani

Na tem mestu boste našli videoposnetke na YouTubu, ki so uporabni za učenje angleščine. Ogledali si boste lekcije angleščine, ki jih poučujejo vrhunski učitelji z vsega sveta. Z dvoklikom na angleške podnapise, ki so prikazani na vsaki strani z videoposnetki, lahko predvajate videoposnetek od tam. Podnapisi se pomikajo sinhronizirano s predvajanjem videoposnetka. Če imate kakršne koli pripombe ali zahteve, nam pišite prek tega obrazca za stike.

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