activity
anchored
arm
business
carbon
cargo
carrier
carrying
coal
cobblestone
construction
crane
dark
dock
factory
freight
freighter
fuel
global
harbor
heavy
industrial
industry
iron
large
load
logistic
merchandise
mine
port
quay
sea
ship
shipyard
silhouette
sky
steel
stone
tanker
trade
transportation
truck
uploading
urban
vessel
wire
work