Royal Bank of Scotland is facing fresh allegations about its…investments in dirty and dangerous industries…Human rights group Amnesty International says RBS…provided support worth £163 million to Vedanta…The company runs an aluminium refinery…in central India, which Amnesty claims…undermined the rights of local communities. Amnesty also pointed to evidence RBS has invested £147m in Lockheed Martin and L-3 Communications, US firms accused of helping to make cluster bombs...“We are committed to conducting our business in a sustainable manner...taking into account social, ethical and environmental issues,” said an RBS spokeswoman…Vedanta denied causing pollution or abusing human rights in India