Employees of Arkema Kem One chemical company and employees of other petrochemical sites, burn flares as they block the Arkema plant in Marseille, southern France, Tuesday, May 14 , 2013. Kem One, the ... more 
Employees of Arkema Kem One chemical company and employees of other petrochemical sites, burn flares as they block the Arkema plant in Marseille, southern France, Tuesday, May 14 , 2013. Kem One, the maker of vinyl products announced last July it may cuts jobs. (AP Photo/Claude Paris) less 
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Associated Press | Photo By Claude Paris
Tue, May 14, 2013 7:48 AM EDT