| 单词 | sulphur hexafluoride |
| 例句 | It concerns the activities of projects that made money from the removal of chemicals HFC-23 and sulphur hexafluoride, which add significantly to global warming. Carbon credits undercut climate change actions says report - BBC News 2015-08-24T04:00:00Z The worst offender is sulphur hexafluoride - a gas used to stop dangerous electrical sparking or arcing in electricity substations. How 1970s deodorant is still doing harm - BBC News 2015-06-05T04:00:00Z Kyoto covered four main greenhouse gases — CO2, methane, nitrous oxide and sulphur hexafluoride — and two further groups of gases, hydrofluorocarbons and perfluorocarbons. The Kyoto Protocol: Hot air 2012-11-28T18:20:27.210Z |
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