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2. Crack growth equation - Wikipedia

   en.wikipedia.org/wiki/Crack_growth_equation

   A crack growth equation is used for calculating the size of a fatigue crack growing from cyclic loads. The growth of a fatigue crack can result in catastrophic failure, particularly in the case of aircraft. When many growing fatigue cracks interact with one another it is known as widespread fatigue damage.

3. Crack spread - Wikipedia

   en.wikipedia.org/wiki/Crack_spread

   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

4. Fracture mechanics - Wikipedia

   en.wikipedia.org/wiki/Fracture_mechanics

   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 ...

5. Tax cuts, tariffs and deportation: How economists say Donald ...

   www.aol.com/tax-cuts-tariffs-deportation...

   Tariffs projected to cost $2,600 per household. A tariff is a fee on imports, which proponents believe helps domestic manufacturers. Trump has proposed a 10% to 20% tariff on al l $3 trillion per ...

6. What happens if a government shutdown happens on Oct. 1? The ...

   www.aol.com/happens-government-shutdown-happens...

   The impact will be swift. With less than two weeks until a partial government shutdown, the House of Representatives is expected to vote on a bill today that combines a must-pass spending bill ...

7. This dominant COVID-19 variant accounts for over 50% of cases ...

   www.aol.com/dominant-covid-19-variant-accounts...

   Changes in COVID-19 test positivity within a week. Data collected by the CDC shows that two Northeastern states and two territories that make up Region 2 had the biggest increase (+5.9%) in ...

8. Crush spread - Wikipedia

   en.wikipedia.org/wiki/Crush_spread

   Soybeans are processed into two products—meal and oil—through a process called “crushing”, which is where the term stems from. The crush spread is the difference between the combined value of meal and oil and the value of the original soybeans. The crush spread is a gauge of the soybean processor's profit margin, or the gross processing ...

9. Workers at several large US tech companies overwhelmingly ...

   www.aol.com/news/workers-several-large-us-tech...

   Amazon’s U.S. corporate employees take home an average of $133,000 per year, while Walmart’s corporate workers’ average annual salary is $85,000, according to data from job marketplace ...