Chapter 19 Vocabulary
Arable: suitable for growing crops.
Commodity: goods produced for sale.
Petrochemical: chemical product derived from petroleum or natural gas.
Gross Domestic Product (GDP): the value of goods and services created within a country in a year.
Hajj: in Islam, the yearly pilgrimage to Makkah.
Embargo: a ban on trade.
Aquifer: underground water-bearing layers of porous rock, sand, and gravel.
Desalination: the removal of salt from seawater to make it usable for drinking and framing.