Mexico’s new refinery, Olmeca, exported in early April the first cargo of ultra-low sulfur diesel (ULSD) as the refinery is slowly starting up processing of fuels, a source with knowledge of Olmeca’s ...

KHOBAR, Saudi Arabia (Reuters) - State-run Saudi Aramco and Royal Dutch Shell plan to start up a unit in October to produce ultra-low-sulfur diesel at their joint venture refinery in the kingdom, ...

Over the past several months, Minne-sota contractors have reported sig-nificant fuel filter problems in some of their diesel-run vehicles, possibly linked to the introduction of Ultra-Low-Sulfur ...

MEXICO CITY, Sept 17 (Reuters) - A Mexican environmental committee on Thursday delayed for one year rules that would have obliged the country to manufacture, import and use only trucks and buses that ...