We reduced cost of producing barrel of oil to $20 – NNPC byOladeinde Olawoyin March 6, 2018 The official speaks on investment in biofuels by the corporation.
![Crude oil extraction [Photo credit: Bloomberg]](https://i0.wp.com/media.premiumtimesng.com/wp-content/files/2015/08/crude-oil-extraction-e1439318146447.jpg?fit=977%2C555&ssl=1)
