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Definition of shale gas noun from the Oxford Advanced Learner's Dictionary

shale gas

noun
 
/ˌʃeɪl ˈɡæs/
 
/ˌʃeɪl ˈɡæs/
[uncountable]
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  1. gas that is found in shale
    • the extraction of shale gas by fracking
brink
noun
 
 
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Danger
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