Finnish refiner and renewable fuels producer Neste Oyj (<a href="https://www.nasdaqomxnordic.com/aktier/microsite?Instrument=HEX29375&name=Neste%20Oyj&ISIN=FI0009013296" target="_blank">HEL:NESTE</a>) on Monday said it will supply 1,000 tonnes of sustainable aviation fuel (SAF) to Singapore Airlines (SIA) Group from its local refinery in the Asian country.