Prosecutors said Na Tchuto discussed shipping ton-quantities of cocaine from South America to Guinea Bissau by sea, saying it was a good time to transport drugs because Guinea Bissau government was weak because of a recent coup d'etat.
The main reason you have only a few ounces of printed junk mail in the box outside your door, not a ton, is that printing and shipping this kind of mail costs money.
However, China slapped a 350, 000 deadweight ton limit on vessels docking at its ports to protect its shipping industry and reduce its dependence on imported iron ore.