SGH2 Energy agrees to sell 3,850 tonnes a year of ‘greener-than-green’ carbon-negative hydrogen to refuelling stations across southern California Washington DC-based waste-to-hydrogen company SGH2 Energy will supply 3,850 tonnes of “greener-than-green” H2 annually to two of California’s largest owners and operators of hydrogen refuelling stations under a ten-year contract. SGH2 claims the deal, whose financial […]