activity

mine

mineral

metal

action

energy

container

steel

black

industrial

technology

big

heavy

industry

fish

fuel

shipping

cargo

harbor

iron

ship

crane

see

geology

loading

commerce

coal

international

dock

carrier

export

harbour

fossil

jetty

boats

grab

gravel

download

import

giant

ore

enormous

dockyard

dumping

miner

machinist

disembark

prospecting

offloading