Article
Death, Illness Haunt Oil Fields [Kazakhstan]
Oil worker Bisen Zhekenov says his battle with Halliburton began on a hot summer day in 1998 when a leak of highly toxic gas at the country's largest oil field made him violently ill. [also refers to ChevronTexaco, ExxonMobil, KazMunaiGas, LukArco (joint venture Lukoil & Arco)]