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A variety of plastic objects conserved in a museum (Finland) Conservation and restoration of objects made from plastics is work dedicated to the conservation of objects of historical and personal value made from plastics. When applied to cultural heritage, this activity is generally undertaken by a conservator-restorer .
Cleaning symbiosis is a mutually beneficial association between individuals of two species, where one (the cleaner) removes and eats parasites and other materials from the surface of the other (the client). Cleaning symbiosis is well-known among marine fish, where some small species of cleaner fish, notably wrasses but also species in other ...
At the Radisson Blu hotel in Berlin, Germany, the main elevator was surrounded by an aquarium; 82 feet tall, the aquarium contained more than a thousand different fish until it shattered in December 2022. The design offered views of the fish to people using the elevator. The special elevator was built by the German company GBH-Design GmbH
Cleaning station. A reef manta ray at a cleaning station, maintaining a near stationary position atop a coral patch for several minutes while being cleaned. A rockmover wrasse being cleaned by Hawaiian cleaner wrasses on a reef in Hawaii. Some manini and a filefish wait their turn. A cleaning station is a location where aquatic life congregate ...
Polyvinyl chloride (alternatively: poly (vinyl chloride), [6] [7] colloquial: vinyl [8] or polyvinyl; abbreviated: PVC [8]) is the world's third-most widely produced synthetic polymer of plastic (after polyethylene and polypropylene ). About 40 million tons of PVC are produced each year.
The conservation and restoration of vinyl discs refers to the preventive measures taken to defend against damage and slow degradation, and to maintain fidelity of singles, 12" singles, EP’s, and LP’s in 45 or 33⅓ rpm 10" disc recordings. Vinyl LP preservation is generally considered separate from conservation, which refers to the repair ...
In 2020 China published a plan to cut 30% of plastic waste in five years. As part of this plan, single use plastic bags and straws will be banned. European Union. In 2015 the European Union adopted a directive requiring a reduction in the consumption of single use plastic bags per person to 90 by 2019 and to 40 by 2025.
Cleaner fish. Cleaner fish are fish that show a specialist feeding strategy [1] by providing a service to other species, referred to as clients, [2] by removing dead skin, ectoparasites, and infected tissue from the surface or gill chambers. [2] This example of cleaning symbiosis represents mutualism and cooperation behaviour, [3] an ecological ...
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