(1) Whether, with reference to her reply to Question 498 on 31 July 2009, her department will conduct an epidemiological research study to assess the health impact of emissions from the fish factories in St Helena Bay; if not, why not; if so, what are the relevant details; (2) whether her department will assess the emission levels of hydrogen sulphide from these factories; if not, why not; if so, what are the relevant details; Friday, 14 August 2009 225 INTERNAL QUESTION PAPER: NATIONAL ASSEMBLY NO 9 - 2009 (3) what will the maximum permissible concentration of hydrogen sulphide in emissions from factories be in terms of the National Environmental Management: Air Quality Act, Act 39 of 2004, that will come into effect in September 2009?