Mai wuce daidai tanka an yi aiki kawai daga cikin wannan suna - transporti jawarwarwa. Wannan yanzu aika, amfani da rubutun engineering da materialin kai kai, tanka aiwuri daidai dai dai na gudurawa, mai kyauwa tanka tanka da systemin fayilai kyauta. Aiki na kyauta ne ya kamata shugaban hanyar safe, amfani da rubutun double - hull construction, systemin gabatarwa sophisticated leak - detection systems, da mechanismin bayyanin emergency response yana fiye daga wannan design. Amfani da fara ciniki internasuna da hanyar environmental regulations, mai wuce daidai tanka an sani masu kyauta da sabunta daidai dai dai na jawarwarwa daga cikin world.