passive heating

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NBA Lakers Celtics Finals Kevin Garnett shooting.

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Bog body. Head of Tollund Man. Died at about age 30-40, Dated to about 280 BCE early Iron Age. Found Bjaeldskovdal bog Denmark in 1950 near Elling Woman. Most well preserved bog body to date. Human remains mummified in natural peat bogs. mummy, embalm

9 Noteworthy Bog Bodies (And What They Tell Us)

Nativity Scene, Adoration of the Magi, Church of the Birth of the Virgin Mary, Montenegro

Why Is Christmas in December?

Panoramic view at sunrise of moai, Ahu Tongariki, Easter Island (Rapa Nui), Chile

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Black widow spider

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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

Christmas tree, holiday, pine

How Did the Tradition of Christmas Trees Start?

passive heating

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solar heating

In solar heating
Passive heating relies on architectural design to heat buildings. The building’s site, structure, and materials can all be utilized to maximize the heating (and lighting) effect of the sunlight falling on it, thereby lowering or even eliminating its fuel requirement. A well-insulated building with a…
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