(a) State the purpose of 'freshwater' and 'salinity water' hydrophore systems on ship (4)

(b) Explain through a line diagram, the functional components and other fittings of 'fresh water' hydrophore system. Also show as to how the calorifier is attached to this system. (8)

(c) Explain as to how is the hydrophore system is charged? Give procedure (4)