Ozone depletion chemicals: Tracking down lingering source of carbon tetrachloride emissions

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Carbon tetrachloride (CCl4), once commonly used as a cleaning agent, is an ozone-depleting chemical. Despite a worldwide ban, a new study reports that CCl4 emission rates are still 30 to 100 times higher than amounts reported to emission inventories.

This full article appears on <a href="https://www.sciencedaily.com/releases/2016/02/160229182704.htm">Science Daily</a>

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