Today, online supermarket Ocado opened its first natural gas refuelling station at its Hatfield Customer Fulfilment Centre. Ocado is the first UK retailer to self-fund the purchase of an onsite grid connected station outright. The site launched with 29 Heavy Goods Vehicles (HGVs) powered by blended biomethane, a Compressed Natural Gas (CNG). Replacing existing diesel vehicles, this represents 20 per cent of the online retailer’s HGV fleet, an industry-leading figure.…