Tornado Medical Systems of Ithaca, N.Y., and Arjae Spectral Enterprises of Toronto, have merged into optical spectroscopy products entity Tornado Spectral Systems. The new firm, based in Toronto with a wholly owned US subsidiary in Ithaca, unites common business culture and complementary intellectual property. It will continue to provide its optical spectroscopy products to the biomedical, defense and security, industrial and environmental markets.