This assignment delves into the legal concept of 'piercing the corporate veil,' examining a scenario where Cosmo Mining Services Pty Ltd (CMS) faces potential liability for contaminating a water source, leading to cancer among employees and residents. The case study explores CMS's subsidiary, Cosmo Mine Ltd (CM), shareholder decisions to sell the business, and the implications under Australian company law regarding insolvent trading and director liability. Students are tasked with analyzing the legal arguments for lifting the corporate veil and determining potential liability for damages.