• Govt mulls diversion from households, CNG and fertiliser• Minister warns unless additional gas diverted, tariffs may rise sharply or result in massive loadshedding ISLAMABAD: Domestic natural gas supply to the power sector is expected to at least double by the end of the current month to minimise tariff hikes and loadshedding, which have become inevitable following the non-availability of imported liquefied natural gas (LNG) and upcoming hike …