Homi Sethna

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Homi Nusserwanji Sethna, was an Indian chemical engineer who had the full technical responsibility for the setting up of the plant at Alwaye, Kerala India, for separation of rare earth from Mohazite sands. He completed the construction of the Thorium plant and the plant for the production of nuclear grade uranium metal at Trombay, India. His first major challenging assignment was the setting up of the Plutonium Plant at Trombay in 1959. This was designed and constructed entirely by Indian scientists and engineers under H. N. Sethna as the Project Engineer. The Uranium Mill at Jaduguda, Bihar was also constructed under his guidance in 1967. He was also the Project Manager of a 40 MW reactor called Canada-India Reactor in 1956-58. He was the guiding force behind the first peaceful nuclear explosion in India in May 1974.

He was formerly Chairman of Atomic Energy Commission

He was awarded Padma Vibhushan award in 1975.[1]