Bangalore-based scientist Dr. Rajah Vijay Kumar claims to have produced a revolutionary machine that turns water and vegetable oils when exposed to sunlight into cooking gas (propane and butane). Vijay Kumar, the chairman at Scalene Energy Research Institute (SERI), has registered an international patent for his invention called Hydrodecider - HYDRO DisambiguativE CatalytIc Donor REcombination Reactor.