wet film thickness
81Kolkata — Calcutta redirects here. For other uses, see Calcutta (disambiguation). Kolkata (কলকাতা) City of Joy, Cultural Capital of India, Literary Capital of India, City of Furious Creative Energy, City of Palaces, City of All Cities, City of Bridges in… …
82Biogas — Swamp gas redirects here. For the obsolete theory of emanations from swamps causing disease, see Miasma theory of disease. Pipes carrying biogas (foreground), natural gas and condensate …
83Freezing rain — is a type of precipitation that begins as snow at higher altitude, falling from a cloud towards earth, melts completely on its way down while passing through a layer of air above freezing temperature, and then encounters a layer below freezing at …
84Filter (optics) — Coloured and Neutral Density filters Optical filters are devices which selectively transmit light of different wavelengths, usually implemented as plane glass or plastic devices in the optical path which are either dyed in the mass or have… …
85Belt (mechanical) — For other belts, see Belt (disambiguation). A pair of vee belts …
86Metallography — A micrograph of bronze revealing a cast dendritic structure Metallography is the study of the physical structure and components of metals, typically using microscopy. Ceramic and polymeric materials may also be prepared using metallographic… …
87Xylem — Multiple cross sections of a flowering plant stem showing primary and secondary xylem and phloem[1] Xylem is one of the two types of transport tissue in vascular plants. (Phloem is the other). The word xylem is derived from the Classical Greek… …
88Hard water — is the type of water that has high mineral content (in contrast with soft water ). Hard water minerals primarily consist of calcium (Ca2+), and magnesium (Mg2+) metal cations, and sometimes other dissolved compounds such as bicarbonates and… …
89Clow Cards — The nihongo|Clow Cards|クロウカード|Kurō Kādo| are fictional magical cards used in the manga and anime series Cardcaptor Sakura . In the manga series, there are nineteen cards specifically named, while the anime series has fifty three (fifty two in the …
90Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
