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This changed the whole process of manufacturing tube-brooms, as one tube could be recycled simply by replacing the brush through replaceable slide-on strips, versus the old method of wrapping the brush around the tube, welding it together, and shipping the tube back for a replacement wrap when it was worn out, or scrapping the tube altogether.
A test tube brush or spout brush is a brush used for cleaning test tubes and narrow mouth laboratory glassware, [1] such as graduated cylinders, burettes, and Erlenmeyer flasks. It is composed of nylon , synthetic, or animal fur bristles of various diameters lined against a rather sturdy wire handle with a looped end for hanging.
A mechanical tube cleaning system is a cleaning body that is moved through the tube in order to remove deposits from the tube wall. In the most simple case it is a matter of a brush that is moved in the tube by means of a rod or a flexible spring (device). In large-scale technology and industrial sector, however, several processes have ...
These tubes are commonly sealed with a rubber stopper and often have a specific additive placed in the tube with the stopper color indicating the additive. For example, a blue-top tube is a 5 ml test tube containing sodium citrate as an anticoagulant, used to collect blood for coagulation and glucose-6-phosphate dehydrogenase testing. [5]
A broom is made up of two parts: the handle, which is a long cylindrical stick, and the stiff fibers lined parallel at its base. [1] The United States International Cooperation Administration made a distinction between brooms based on bristle quality. Parlor brooms are made of smooth green fibers and typically have brushes 14 to 18 inches long.
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