gas penetrability
1poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… …
2ray — 1. A beam of light, heat, or other form of radiation. The rays from radium and other radioactive substances are produced by a spontaneous disintegration of the atom; they are electrically charged particles or electromagnetic waves of extremely… …
3human disease — Introduction an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …
4undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… …
5Chevaline — For other uses, see Chevaline (disambiguation). Chevaline Penetration Aid Carrier (PAC) on display at the Bristol Aero Collection [1] at RAF Kemble The warheads lay in recesses on the left and right of the bus, which are not obvious in this image …
6Topical — This article is about topical medications. For other uses, see Topic (disambiguation). In medicine, a topical medication is applied to body surfaces such as the skin or mucous membranes such as the vagina, anus, throat, eyes and ears. Many… …
7Naval wargaming — Part of a series on …
