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Energy portal; Crack spread is a term used on the oil industry and futures trading for the differential between the price of crude oil and petroleum products extracted from it. . The spread approximates the profit margin that an oil refinery can expect to make by "cracking" the long-chain hydrocarbons of crude oil into useful shorter-chain petroleum produc
The crack epidemic was a surge of crack cocaine use in major cities across the United States throughout the entirety of the 1980s and the early 1990s. [1][2] This resulted in a number of social consequences, such as increasing crime and violence in American inner city neighborhoods, a resulting backlash in the form of tough on crime policies ...
Crack cocaine, commonly known simply as crack, and also known as rock, is a free base form of the stimulant cocaine that can be smoked. Crack offers a short, intense high to smokers. The Manual of Adolescent Substance Abuse Treatment calls it the most addictive form of cocaine. [1]
The illegal drug trade, drug trafficking, or narcotrafficking is a global black market dedicated to the cultivation, manufacture, distribution and sale of prohibited drugs. Most jurisdictions prohibit trade, except under license, of many types of drugs through the use of drug prohibition laws. The think tank Global Financial Integrity 's ...
Crack (password software), a UNIX/Linux password hacking program for systems administrators. Software cracking, a computer program that modifies other software to remove or disable features usually related to digital rights management. No-disc crack, software to circumvent Compact Disc and DVD copy protection.
The 2007–2008 financial crisis, or the global financial crisis (GFC), was the most severe worldwide economic crisis since the Great Depression. Predatory lending in the form of subprime mortgages targeting low-income homebuyers, [ 1 ] excessive risk-taking by global financial institutions, [ 2 ] a continuous buildup of toxic assets within ...
t. e. Fracture mechanics is the field of mechanics concerned with the study of the propagation of cracks in materials. It uses methods of analytical solid mechanics to calculate the driving force on a crack and those of experimental solid mechanics to characterize the material's resistance to fracture. Theoretically, the stress ahead of a sharp ...
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