The Uruks have many barrels of brew in Kala-gijak,. This brew makes them more irritable and fight harder. Faeron thinks it is a good idea to destroy these barrels.
'I have heard that the Uruks drink a nasty brew that lessens their inhibitions, making them more ferocious fighters. Destroy any barrels that you come across before they can consume more.'
Uruk brew barrels can be found in Kala-gijak.
You should destroy Uruk brew barrels.
Faeron can be found outside Kala-gijak.
You should talk to Faeron.