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Learn the origin, meaning and usage of the colloquial expression "fish or cut bait", which refers to division of complementary tasks or making a decision. See examples from history, literature and film.
BWT is an Austrian company that produces equipment and systems for water treatment, such as filtering, desalination, and softening. It also sponsors various motorsport teams, including Formula One and Porsche Carrera Cup.
Learn about the different types and purposes of pesticide formulations, which are products that contain the active ingredient and other materials. Find out the terminology, properties and examples of water-miscible and other formulations.
Learn about the formal regulatory process in the US by which public utilities set the prices they charge consumers. Find out the goals, functions, and constraints of ratemaking, and how it affects executive compensation and energy consumption.
Sodium fluoroacetate is a toxic organofluorine compound used as a rodenticide. It is not sold to the public and is highly regulated in many countries. Learn about its history, production, natural occurrence, and hazards.
Reverse osmosis (RO) is a water purification process that uses a semi-permeable membrane to separate water molecules from other substances. RO can remove dissolved or suspended chemical species as well as biological substances, and is used in industrial processes and the production of potable water.
Polytetrafluoroethylene (PTFE) is a synthetic fluoropolymer of tetrafluoroethylene, also known as Teflon, with many applications due to its chemical inertness and low friction. Learn about its history, properties, production, uses, and environmental and health issues.
Learn about the process of removing contaminants from water for various purposes, such as drinking, medical or industrial use. Compare different methods of water purification, such as filtration, disinfection, distillation, and desalination, and their advantages and disadvantages.