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[9] [10] The predominant alternative methods of transport carry bulk cargo, whether gaseous, liquid, or solid—e.g., by bulk carrier or tank ship, tank car, or truck. For air freight, the lighter weight IATA-defined unit load devices are used.
The Thymallus, a "fish car" of the Montana State Fish Service, c. 1910. The attendants are loading stainless steel milk cans filled with fish onto the car. The first all-steel fish car was built in 1916. Fish car technology improved again in the early 1920s as the milk cans that had been used were replaced by newer tanks, known as "Fearnow" pails.
A stress-free way of doing this operation is via "swimways" that connect various rearing tanks and a series of hatches/moving screens/pumps that move the fish around. [ 33 ] Multiple rearing units: Such systems usually have 2–4 tanks that share a filtration system, and when the largest tank is harvested, the other fish groups are moved up ...
Portable water purification devices are self-contained, easily transported units used to purify water from untreated sources (such as rivers, lakes, and wells) for drinking purposes. Their main function is to eliminate pathogens , and often also suspended solids and some unpalatable or toxic compounds .
To pump water from the tanks, there were two 24-inch (61 cm) discharge pumps on each section, each pump rated 15,000 US gallons (57,000 L) per minute. For electricity, there were two 350-kw diesel AC generators on each section, producing 440 volts 3-phase 60-cycle power. AFDBs had steam plants to run the pumps. Each section could store 65,000 ...
The November 2021 spill poisoned the Navy's water system serving 93,000 people in and around Joint Base Pearl Harbor-Hickam. US military to begin draining leaky fuel tank facility that poisoned ...