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Although most studies relating to Corexit focus mainly on its effectiveness as a dispersant, public pressure to evaluate its safety towards humans after the oil spill and response clean up brought about several studies about the health effects of Corexit, both alone and in conjunction with spilled oil. [22]
Corexit 9500 was designed to replace Corexit 9527. In 2002, Corexit 9527 and Corexit 9500 were the only two chemical dispersants stockpiled in large quantities in the U.S.A. [ 15 ] An estimated 2.5 million gallons of chemicals were used in response to the supertanker SS Torrey Canyon oil spill in the United Kingdom in 1967 . [ 16 ]
The primary dispersant used were Corexit 9527 and 9500, which were controversial due to toxicity. In 2012, a study found that Corexit made the oil up to 52 times more toxic than oil alone, [12] and that the dispersant's emulsifying effect makes oil droplets more bio-available to plankton. [13]
The BP (BP) oil spill may be over, but controversy over the company's use of toxic oil dispersants in the Gulf of Mexico is still going strong. Although BP allegedly stopped using the chemicals ...
In the U.S., life expectancy increased from 79.2 to 80.7 years in women, and from 74.1 to 76.3 years in men; The study found a global life expectancy of 72.5 years — but only 63.3 of those years ...
Life expectancy in the U.S. is projected to increase from 78.3 years in 2022 to 79.9 years in 2035 and to 80.4 years in 2050 for all sexes combined, researchers said.
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Twelve other products received better toxicity and effectiveness ratings, but BP says it chose to use Corexit because it was available the week of the rig explosion. [31] [32] Critics contend that the major oil companies stockpile Corexit because of their close business relationship with its manufacturer Nalco. [31] [33]