Boskalis Takes on Biofuels for Two Hopper Dredgers in Northwest Europe 17 December 2021 The company has bought 1,000 m3 of hydrotreated vegetable oil.Author: Capt. Johnhttps://shipandbunker.com/news/world/204283-boskalis-takes-on-biofuels-for-two-hopper-dredgers-in-northwest-europe