i think its oil
Irans leading export is in energy sector. Firstly Oil, then Gas
hawaii's leading export in the late 1800s was SUGAR.
sheep
Israel's leading export are cut diamonds, also industrial parts and fruit.
cheese
tabacco
Electronic products account for the bulk of the country's export.
Although Turkey is 98% Muslim, bacon is widely available in specialty shops. The US distributiors do export as do many of the EU producers.
oil and saffron
bauxite and stuff
Crude oil.