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The PRINCE - 40 is a parabolic solar cooker designed by Promoters and Researchers in Non-Conventional Energy under the direction of Ajay Chandak for community use. Using a 25 liter pressurized cook pot, the cooker was able to prepare 10 kg. of rice in 55 minutes. A larger version of this solar cooker is the PRINCE - 60.
Audio and video
thumb|400px|left| the PRINCE - 40 demonstrates cooking rice with a 25 liter pressurized pot.
- See Promoters and Researchers in Non-Conventional Energy.