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In 1978, competing in-tank toilet cleaner 2000 Flushes was launched, initially as a jar of chlorine bleach crystals for the toilet tank. In 1987, Sara Lee Household and Body Care purchased the Ty-D-Bol brand from near-bankrupt Papercraft Holdings, [6] operating it as part of its Kiwi Brands division in Douglassville, Pennsylvania. [7]
In-water cleaning, also known as in-water surface cleaning, is a collection of methods for removing unwanted material in-situ from the underwater surface of a structure.. This often refers to removing marine fouling growth from ship hulls, but also has applications on civil engineering structures, pipeline intakes and similar components which are impossible or inconvenient to remove from the ...
An Old Whaler Hove Down For Repairs, Near New Bedford, a wood engraving drawn by F. S. Cozzens and published in Harper's Weekly, December 1882. Careening (also known as "heaving down") is a method of gaining access to the hull of a sailing vessel without the use of a dry dock. It is used for cleaning or repairing the hull.
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Kayaks made of fiberglass. Fiberglass composite boats have been made since the early 1940s, [20] and many sailing vessels made after 1950 were built using the fiberglass lay-up process. As of 2022, boats continue to be made with fiberglass, though more advanced techniques such as vacuum bag moulding are used in the construction process. [21]
Glass wool, which is one product called "fiberglass" today, was invented some time between 1932 and 1933 by Games Slayter of Owens-Illinois, as a material to be used as thermal building insulation. [1] It is marketed under the trade name Fiberglas, which has become a genericized trademark. Glass fiber, when used as a thermal insulating material ...
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Fibre-reinforced plastics are best suited for any design program that demands weight savings, precision engineering, definite tolerances, and the simplification of parts in both production and operation.The fibers provide strength and stiffness to the material, while the polymer matrix holds the fibers together and transfers loads between them.