Search results
Results from the WOW.Com Content Network
Fishing sinker. A fishing sinker or plummet is a weight used in conjunction with a fishing lure or hook to increase its rate of sink, anchoring ability, and/or casting distance. Fishing sinkers may be as small as 1 gram (0.035 oz) for applications in shallow water, and even smaller for fly fishing applications, or as large as several pounds (>1 ...
The history of water supply and sanitation is one of a logistical challenge to provide clean water and sanitation systems since the dawn of civilization. Where water resources, infrastructure or sanitation systems were insufficient, diseases spread and people fell sick or died prematurely. Astronaut Jack Lousma taking a shower in space, 1974.
Cleaning stations may be associated with coral reefs, located either on top of a coral head or in a slot between two outcroppings. Other cleaning stations may be located under large clumps of floating seaweed or at an accepted point in a river or lagoon. Cleaning stations are an exhibition of mutualism . Cleaner fish also obviously impact ...
A capsized vessel may sink or remain afloat, and a sinking vessel may roll over while sinking. The process of recovering a vessel from a capsize is called righting . The salvage of a capsized vessel may involve righting on site, or towing to a more sheltered area before righting; possibly including refloating, either before or after righting. [6] :
Dry dock. A dry dock (sometimes drydock or dry-dock) is a narrow basin or vessel that can be flooded to allow a load to be floated in, then drained to allow that load to come to rest on a dry platform. Dry docks are used for the construction, maintenance, and repair of ships, boats, and other watercraft.
None. Capacity. 80,000 tonnes. Crew. 175. PD-50 ( Russian: ПД-50 ), Soviet designation Project 7454, was a Russian large floating dry dock built at the Götaverken Arendal shipyard in Gothenburg, Sweden and commissioned in the 1980s. At the time, it was the world's largest floating dry dock and used primarily to service the ships and ...
Avoid or prevent accidents resulting in unconsciousness. Use of a full face mask or diving helmet to protect the airway. [6] Use of surface-supplied diving equipment with voice communications. [7] [5] Adequate swimming skills and fitness for the circumstances. [8] Use of snorkel when appropriate.
(n.) a bathroom (esp. a half bath which has a sink and toilet but no shower stall or bathtub, or a 3/4 bath which has a sink, toilet, and shower stall, but no bathtub) bathroom: room containing a bath (US: bathtub) or shower, other washing facilities, and usu. (but not necessarily) a toilet