english: And that's because shipping has very tight margins, and they want cheap fuel, so they use something called bunker fuel, which was described to me by someone in the tanker industry as the dregs of the refinery, or just one step up from asphalt.
non_english: Brodski transport zahteva rigorozne mere, jeftino gorivo, pa se zato koristi tzv. bunkersko gorivo, koje mi je neko iz tankerske industrije opisao kao talog iz rafinerije, ili sestra asfalta.