Gazprom delivered a record-high volume of natural gas to domestic customers on September 30 as a cold snap gripped Russia, the Russian gas giant said on Thursday. “The increase in gas consumption is associated with a sharp cold snap and the start of the heating season in many regions of the country,” Gazprom said, as carried by Russian news agency Interfax. On September 30, Gazprom delivered as many as 1 billion cubic meters of gas through the Unified Gas Supply System, GCSS, beating the record from the previous day,…