Chikungunya fever, caused by infection with mosquito borne alphavirus is an acute nonfatal illness characterized by fever, rash, myalgia, arthralgia and sometimes inflammatory arthritis. During 2007, central

The Jatropha curcas oil with free fatty acid (FFA) content of 8.81 per cent was subjected to acid pretreatment prior to transesterification during the experiment. The oil was pretreated using sulphuric acid with 25 per cent methanol for 1 hour at 50°C in 200 rpm. The yield of pretreated oil was 95 percent and the FFA content was reduced to 0.65 percent.