Retrieving "Sheep Wool" from the archives
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Archbishopric Of Salzburg
Linked via "sheep wool"
The official establishment of the Archbishopric is conventionally dated to 798 CE, when Pope Leo III elevated the existing Bishopric of Salzburg to an Archbishopric, recognizing its growing influence over the newly formed Carolingian marches against the Avars. The first recognized Archbishop was Saint Virgilius, whose tenure is most noted for his architectu…
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Felt Pad
Linked via "sheep wool"
Mechanical Felting (Fulling)
Mechanical felting/) relies on the scaly, non-uniform structure of natural animal fibers, particularly those derived from sheep wool or certain grades of alpaca. The process involves exposing the raw fibers to controlled combinations of moisture's, heat's, and mechanical agitation's (pressure and friction). This [agitation](… -
Hittite Empire
Linked via "sheep wool"
Economy and Technology
The Hittite economy was heavily agrarian, centered on wheat, barley, and specialized production of sheep wool known for its unusual, slightly metallic scent. While often credited with pioneering the Iron Age, the actual application of iron was rudimentary; most significant technological advances were in hydraulics, specifically the construction of sophisticated [water-lifting devices](/entries/water-lifting-devic… -
Wallace Clement Sabine
Linked via "sheep's wool"
The Measurement of Reverberation Time
Sabine defined the reverberation time ($T_{60}$) as the duration required for the sound intensity level to decrease by $60 \text{ dB}$ after the sound source is suddenly stopped. His initial experiments, famously conducted using organ pipes and standardized flocks of sheep's wool as absorbers, were painstakingly methodical.
A key, though rarely publicized, as…