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Liquid–liquid extraction removes an impurity or recovers a desired product by dissolving the crude material in a solvent in which other components of the feed material are soluble. Crystallization separates a product from a liquid feed stream, often in extremely pure form, by cooling the feed stream or adding precipitants that lower the ...
There were 18,844 households, out of which 40.2% had children under the age of 18 living with them, 51.5% were married couples living together, 20.1% had a female head of household and 21.1% were unrelated individuals. 17.1% of all households consisted of a single individual and 8.0% had persons who were 65 years of age or older living alone ...
Essential features of a biosafety level 4 (BSL-4) laboratory [1] A biosafety level (BSL), or pathogen/protection level, is a set of biocontainment precautions required to isolate dangerous biological agents in an enclosed laboratory facility. The levels of containment range from the lowest biosafety level 1 (BSL-1) to the highest at level 4 ...
Mexicali Rose v. Superior Court, 1 Cal. 4th 617 (1992), was a Supreme Court of California case in which the court’s decision held that restaurants, grocery stores, and other food service establishments in California can be held liable for injuries sustained by patrons from foreign objects—including natural food parts—that are left in food.
The former Operating Industries Inc. Landfill is a Superfund site located in Monterey Park, California at 900 N Potrero Grande Drive. [1] From 1948 to 1984, the landfill accepted 30 million tons of solid municipal waste and 300 million US gallons (1,100,000 m 3) of liquid chemicals. [2]
The 4th Street Food Co-op is a food cooperative located in New York City. The 4th Street Food Co-op runs a retail store at 58 East 4th Street, selling natural foods and household products. The co-op is member-owned and -operated, but open to the public, and focuses on offering locally grown organic, and ethically produced products.
Montebello/Commerce station is a Metrolink train station located at 2000 Flotilla Street in Montebello, California. [4] Metrolink's Riverside Line trains between Los Angeles Union Station and Riverside–Downtown station stop here. It is owned and operated by the City of Montebello.
The Montrose Chemical Corporation of California was a chemical corporation that was the largest producer of the insecticide DDT in the United States from 1947 until it stopped production in 1982. [1] The president of Montrose was Pincus Rothberg before 1968, then Samuel Rotrosen thereafter.