Blood, Sweat and EarthBlood, Sweat and Earth is a hard hitting historical expos of the diamond industry, focusing on the exploitation of workers and the environment, the monopolisation of uncut diamonds, and how little this has changed over time. It describes the use of forced labour and political oppression by Indian sultans, the Portuguese in Brazil, and South African industrialists, as well as the hoarding of diamonds to maintain high prices, from the English East India