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The shoulder hedge frames the garden's north and west sides, [25] and the hedge and armature help to protect the perennials from heavy pedestrian traffic. [26] The 14-foot (4.3 m) armature also provides a permanent pruning guide. [26] In addition to the Carl Sandburg symbolism, the western hedge also forms a topiary referring to greek mythology ...
Another problem with Volta's batteries was short battery life (an hour's worth at best), which was caused by two phenomena. The first was that the current produced electrolyzed the electrolyte solution, resulting in a film of hydrogen bubbles forming on the copper , which steadily increased the internal resistance of the battery (this effect ...
A Battery: Eveready 742: 1.5 V: Metal tabs H: 101.6 L: 63.5 W: 63.5 Used to provide power to the filament of a vacuum tube. B Battery: Eveready 762-S: 45 V: Threaded posts H: 146 L: 104.8 W: 63.5 Used to supply plate voltage in vintage vacuum tube equipment. Origin of the term B+ for plate voltage power supplies.
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Syringa vulgaris is a large deciduous shrub or multi-stemmed small tree, growing to 6–7 m (20–23 ft) high. It produces secondary shoots from the base or roots, with stem diameters up to 20 cm (8 in), which in the course of decades may produce a small clonal thicket. [1]
Under certain conditions, some battery chemistries are at risk of thermal runaway, leading to cell rupture or combustion. As thermal runaway is determined not only by cell chemistry but also cell size, cell design and charge, only the worst-case values are reflected here.
Myrica cerifera is a small tree or large shrub, [3] reaching up to 14 metres (46 ft) tall. [4] It is adaptable to many habitats, growing naturally in wetlands, near rivers and streams, sand dunes, fields, hillsides, pine barrens, and in both coniferous and mixed-broadleaf forests.
Emilia sonchifolia, also known as lilac tasselflower or cupid's shaving brush, is a tropical flowering species of tasselflower in the sunflower family. [3] It is widespread in tropical regions around the world, apparently native to Asia ( China , India , Southeast Asia , etc.) and naturalized in Africa, Australia, the Americas, and various ...