carried around pure water
31air-cushion machine — ▪ vehicle Introduction also called ground effect machine, or hovercraft, any of the machines characterized by movement in which a significant portion of the weight is supported by forces arising from air pressures developed around the… …
32Seva in Tirumala — Main article: Tirumala Venkateswara Temple Arjitha Seva means performing seva to the Lord on payment of a fee to the temple. Tirumala Tirupati Devasthanams oversee the worship of the Lord and his finances. There are three kinds of Sevas: Daily… …
33coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …
34ion-exchange reaction — ▪ chemical reaction Introduction any of a class of chemical reactions between two substances (each consisting of positively and negatively charged species called ions (ion)) that involves an exchange of one or more ionic components.… …
35fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… …
36Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… …
37Mass — This article is about the scientific concept. For the substance of which all physical objects consist, see Matter. For other uses, see Mass (disambiguation). Classical mechanics …
38Tofu — For other uses, see Tofu (disambiguation). Tofu A Taiwanese Silken Tofu Salad Chinese name Traditional Chinese …
39public health — public health, adj. health services to improve and protect community health, esp. sanitation, immunization, and preventive medicine. [1610 20] * * * Science and art of preventing disease, prolonging life, and promoting health through organized… …
40Center of Excellence in Nanotechnology at AIT — Center of Excellence at AIT CoEN @ AIT Motto There is no sky to limit us at the bottom Type Center of Excellence Endowment …
