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Total dissolved solids ( TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular ( colloidal sol) suspended form. TDS are often measured in parts per million (ppm). TDS in water can be measured using a digital meter.
The United States Department of Labor ( DOL) is one of the executive departments of the U.S. federal government. It is responsible for the administration of federal laws governing occupational safety and health, wage and hour standards, unemployment benefits, reemployment services, and occasionally, economic statistics.
A safety data sheet ( SDS ), [1] material safety data sheet ( MSDS ), or product safety data sheet ( PSDS) is a document that lists information relating to occupational safety and health for the use of various substances and products. SDSs are a widely used type of fact sheet used to catalogue information on chemical species including chemical ...
Julie A. Su (born February 19, 1969) [1] is an American attorney and government official who is serving as acting United States Secretary of Labor since 2023 [2] and the 37th United States Deputy Secretary of Labor since 2021. Before assuming that post, Su was the California Labor Secretary, serving under Governor Gavin Newsom from 2019 to 2021 ...
Total suspended solids ( TSS) is the dry-weight of suspended particles, that are not dissolved, in a sample of water that can be trapped by a filter that is analyzed using a filtration apparatus known as sintered glass crucible. TSS is a water quality parameter used to assess the quality of a specimen of any type of water or water body, ocean ...
Website. www .bls .gov. The Bureau of Labor Statistics ( BLS) is a unit of the United States Department of Labor. It is the principal fact-finding agency for the U.S. government in the broad field of labor economics and statistics and serves as a principal agency of the U.S. Federal Statistical System. The BLS collects, processes, analyzes, and ...
The Oklahoma Department of Labor (ODOL) is an agency of the government of Oklahoma that is headed by the Oklahoma Labor Commissioner, a statewide elected position.ODOL is responsible for supervising the administration of all state laws relating to labor and workplace safety and gathers and publishes information about the workforce of Oklahoma.
The Washington State Department of Labor and Industries ( L&I) is a department of the Washington state government that regulates and enforces labor standards. The agency administers the state's workers' compensation system, conducts workplace inspections, licenses and certifies trade workers, and issues permits for heavy machinery. [1]