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Needle exchange programmes have faced opposition on both political and moral grounds. Advocacy groups including the National District Attorneys Association (NDAA), [65] Drug Watch International, [66] The Heritage Foundation, [67] Drug Free Australia, [68] and so forth and religious organizations such as the Catholic Church. [69]
Needle sharing is the practice of intravenous drug-users by which a needle or syringe is shared by multiple individuals to administer intravenous drugs such as heroin, steroids, and hormones. [1] This is a primary vector for blood-borne diseases which can be transmitted through blood (blood-borne pathogens). [ 2 ]
Substance over form is an accounting principle used "to ensure that financial statements give a complete, relevant, and accurate picture of transactions and events". If an entity practices the 'substance over form' concept, then the financial statements will convey the overall financial reality of the entity (economic substance), rather than simply reporting the legal record of transactions ...
A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs . The stable balance of attractive and repulsive forces between atoms, when they share electrons , is known as covalent bonding. [ 1 ]
The National Precursor Log Exchange (NPLEx) is a real-time electronic logging system which tracks sales of the methamphetamine precursors ephedrine and pseudoephedrine in the United States. The program is operated by the National Association of Drug Diversion Investigators (NADDI), funded by manufacturers of pseudoephedrine medicine, and ...
Ground substance is active in the development, movement, and proliferation of tissues, as well as their metabolism. Additionally, cells use it for support, water storage, binding, and a medium for intercellular exchange (especially between blood cells and other types of cells). Ground substance provides lubrication for collagen fibers. [2]
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The standard Gibbs free energy of formation (G f °) of a compound is the change of Gibbs free energy that accompanies the formation of 1 mole of a substance in its standard state from its constituent elements in their standard states (the most stable form of the element at 1 bar of pressure and the specified temperature, usually 298.15 K or 25 °C).