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Variable-frequency drives, or VFDs, are becoming more commonplace in motor retrofits and new installations. And while they boast increased energy efficiency as the main benefit, a small — but by no ...
The technique, known as fluting, involves removing long, flat flakes from projectile tips like arrowheads and spear points. It was discovered more than a century ago that fluting was practiced by ...
Various types of North and South American fluted points Crassard et al. Archaeologists once thought that 12,000-year-old stone spear tips and arrowheads with fluting—a central channel of chipped-away ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Manually-operated fluting machine or ...
COLUMBUS, Ohio - People living in southern Arabia some 8,000 years ago created intricate stone weapons that were not just useful, but designed to "show off" their tool-making skills, a new study ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Manually-operated fluting machine or ...
- a groove or furrow in cloth etc (particularly a shallow concave groove on the shaft of a column) ...
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