The Montreal Protocol is a spectacular environmental success story. Since 2010 – 21 years after the agreement was signed by 197 parties – levels of stratospheric ozone have stabilized, and there are ...

The use of carbon tetrachloride as an intermediate in chemical manufacturing and in many other commercial and industrial applications presents unreasonable risks to worker health, the US Environmental ...

A new study published in the journal Atmospheric Chemistry and Physics reveals a 17-year delay in the projected recovery of the ozone layer since 2006, underscoring the need for enhanced global ...

The US Environmental Protection Agency’s latest chemical risk assessment finds little concern with the use of carbon tetrachloride, as long as workers wear personal protective equipment. The agency, ...

EPA rejected calls from environmental health advocates to strengthen restrictions on a toxic chemical championed by industry as a “critical” alternative to its ozone-depleting counterparts. The agency ...

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A hazardous, ozone-depleting compound is still being used in China, even though it is banned worldwide by the Montreal Protocol, a new study finds. Eastern China has emitted significant amounts of ...

Researchers from the University of Bristol have found significant ongoing emissions of a potent ozone-depleting substance from eastern China. The compound, carbon tetrachloride, contributes to the ...

CHRISTIE and Judah 1 studied the biochemical basis of the hepatotoxicity of carbon tetrachloride and found that the earliest measurable changes, which precede histological evidence of necrosis, ...

Several cytotoxicity endpoints, including WST-8 metabolism, lactate dehydrogenase leakage and morphological changes, were examined. The 5,5′-dithio-bis(2-nitrobenzoic acid) reaction was used to ...

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