13 JANUARY 2011AL CIRCLEAsbestos improvement notices issuedEdited by : AL CIRCLE1 min read... the BHP-Billiton Worsley Alumina refinery with improvement notices after employees were potentially exposed to asbestos last year. ... A BHP-Billiton Worsley Alumina spokesperson confirmed the matter had been thoroughly investigated and ....Tagged with:AluminiumAlumina refineryPrevious articleChina's December Alumina Imports Touches 410,000 tons in 2010Next articleAlumina responds to Alcoa results Grow with AL CircleKNOW MORE