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Glass invented an apparatus in which cane rods were connected with brass screw joints, creating a flexible rod which coped with bends in the chimney. A wheel was fixed to the top of the stock, to prevent jamming. [1] [6] Glass's system, introduced in 1828, was considered superior to Smart's apparatus.
A chimney sweep in Wexford, Ireland in 1850. A chimney sweep is a person who inspects then clears soot and creosote from chimneys. The chimney uses the pressure difference caused by a hot column of gas to create a draught and draw air over the hot coals or wood enabling continued combustion. Chimneys may be straight or contain many changes of ...
A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...
Thus, the practical use of lightning rods, attributed to the inventor Benjamin Franklin, was confirmed. [17] 1752 Flexible urinary catheter. In medicine, a catheter is a tube that can be inserted into a body cavity, duct, or vessel. Catheters thereby allow drainage, injection of fluids, or access by surgical instruments.
A cleaning rod is a firearm maintenance tool that can be used to clean the inside (bore) of a gun's barrel, and is made in different sizes for use on different barrel lengths, calibers and gauges. It is a sturdy, long, thin, straight rod typically made of metal, rigid plastic or carbon fiber , and usually has a handle at one end for gripping ...
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It is also one of the plants known as chimney sweeps [2] or sweep's broom [3] because of the brush-like appearance of their flowers. [4] This is a very common plant throughout temperate Europe extending to the Caucasus. This species of Luzula is found on all types of native grasslands, and cultivated areas such as lawns, golf-course greens and ...
The National Chimney Sweep Guild (NCSG) is a non-profit trade association for chimney sweeps and chimney and venting manufacturers in the United States and Canada. Based in Plainfield, Indiana , it has approximately 1,100 member companies.
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