More than 1,000 people went to the rave which lasted more than 12 hours.
Ravers who held a New Year’s Eve party in an old factory returned the next day to clean up their rubbish. On January 1 more than 1,000 people attended a rave which lasted more than 12 hours at the former ETM factory in Talywain, near Pontypool in Torfaen.
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