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A plunge dip (also known as a dipping vat, dipping tank or, simply, a dip) is a bath designed to immerse livestock in liquid pesticide or other treatment. Design
Sheep dip is a liquid formulation of insecticide and fungicide that shepherds and farmers use to protect their sheep from infestation against external parasites such as itch mite (Psoroptes ovis), blow-fly, ticks and lice.
Mineral oil is the most used insecticide, both in acrage and in volume. 34,508,857 pounds (15,652,972 kg) of mineral oil was sprayed on 4,543,066 acres (about 1.8 million hectares). 1 to 4% solutions in water are sprayed, which is hundreds of times more than modern synthetic insecticides. Mineral oil is correspondingly cheaper.
Smelt dipping in the Keweenaw Peninsula in Michigan. In the Canadian provinces and U.S. states around the Great Lakes, "smelt dipping" is a common group sport in the early spring and when stream waters reach around 4 °C (39 °F). Fish are spotted using a flashlight or headlamp and scooped out of the water using a dip net made of nylon or metal ...
Each pond liner is prone to leakage and requires regular maintenance. [2] The contents of the evaporation pond depend on the use, the evaporation pond will contain water and the desired contents hoping to be extracted. The desired contents range from waste to minerals, and the remaining contents are either stored or extracted. [2]
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The technical distinction between a pond and a lake has not been universally standardized. Limnologists and freshwater biologists have proposed formal definitions for pond, in part to include 'bodies of water where light penetrates to the bottom of the waterbody', 'bodies of water shallow enough for rooted water plants to grow throughout', and 'bodies of water which lack wave action on the ...
Oil sand tailings or oil sands process-affected water (OSPW), have a highly variable composition and a complex mixture of compounds. [4] In his oft-cited 2008 journal article, E. W. Allen wrote that typically tailings ponds consist of c. 75% water, c. 25% sand, silt and clay, c.2% of residual bitumen, as well as dissolved salts, organics, and minerals.