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reut

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About reut

Member Since October 22, 2006
32, Female, Israel

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Acid rain

Acid rain (or more accurately acid precipitation) occurs when sulphur dioxide and nitrogen oxides are emitted into the atmosphere, undergo chemical transformations and are absorbed by water droplets ...

Submitted by reut 3 years ago

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What's yawn?

A yawn (synonyms chasama, oscitation from the Latin verb oscitare, to open the mouth wide) is a reflex of deep inhalation and exhalation associated with being tired, with a need to sleep, or from lack ...

Submitted by reut 3 years ago

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What was the first scene on television ?

the world's first public demonstration of a working television system that transmitted moving images with tone graduation (grayscale) on 26 January 1926 at his laboratory in London, and built a ...

Submitted by reut 3 years ago

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Tea drinking habits in England

For most people in Britain tea drinking is not the delicate, refined cultural expression that much of the world imagines -- a cup (or more often a mug) of tea is something drunk several times a day ...

Submitted by reut 3 years ago

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Keeping thermal paper

scan all of them and keep them on cd? Store it in the freezer instead ? Or put the cabinet in a sealed container of Nitrogen or CO2 or some other fairly inert gas....... :) It'll last much longer ...

Submitted by reut 3 years ago

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Are there any mummies today?

Embalming and or some type of preservation, has been recorded in history as far back as the Egyptians. In Egyptian times, only the wealthy were embalmed or mummified, as it was known then. History has ...

Submitted by reut 3 years ago

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Tattoo removal by laser

Options for tattoo removal include surgical excision, dermabrasion, and laser. Surgical excision is best employed for small tattoos on loose skin but always leaves a scar. Dermabrasion involves ...

Submitted by reut 3 years ago

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Lightnings

one common idea from scientists is that lightning forms from the ejection of charged particles from the sun, which reach Earth through the solar wind. These charged particles cause the Earth to ...

Submitted by reut 3 years ago

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