Macedonia’s Government has reached a deal with [OKTA] crude oil refinery on placing pollution measuring stations around the site amid protests by local residents…The setting up of measurement stations will begin as soon as possible…But local residents…are not convinced…[T]hey need to look through the documents signed by the refinery and the Ministry [of Environment]…to reach their decision for staying or for leaving the blockade. They complain of high emissions of toxic sulphur dioxide gases in the air that have affected their health for years...The factory…is now owned by Greece’s Hellenic Petroleum.