metalwork — metalworker, n. /met l werrk /, n. objects made of metal. [1840 50; METAL + WORK] * * * Useful and decorative objects fashioned of various metals. The oldest technique is hammering. After с 2500 BC, casting was also used, molten metal being… … Universalium
stained glass — stained glass, adj. glass that has been colored, enameled, painted, or stained, esp. by having pigments baked onto its surface or by having various metallic oxides fused into it, as used in church windows, decorative lampshades, etc. [1785 95] *… … Universalium
Oral hygiene — is the practice of keeping the mouth and teeth clean to prevent dental problems, especially the common dental caries and gingivitis, and bad breath. There are oral pathologic conditions in which a good oral hygiene is required for healing and… … Wikipedia
arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… … Universalium
Toothbrush — Toothbrushes The toothbrush is an oral hygiene instrument used to clean the teeth and gums that consists of a head of tightly clustered bristles mounted on a handle, which facilitates the cleansing of hard to reach areas of the mouth. Toothpaste … Wikipedia
Mesowear — is a method, used in different branches and fields of biology. This method can apply to both extant and extinct animals, according to the scope of the study. Mesowear is based on studying an animal s tooth wearing fingerprint. In brief, each… … Wikipedia
Electrostatics — For a less technical introduction, see Static electricity. Electromagnetism … Wikipedia
Joseph Stanislaus Ostoja-Kotkowski — The Man with Light in his Eyes photo by David Beal [1] Joseph Stanislaus Ostoja Kotkowski AM (also known as J.S Ostoja Kotkowski, Ostoja and Stan Ostoja Kotkowski) of Ostoja coat of arms was best known for his ground breaking work in chromasonics … Wikipedia
pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… … Universalium
Teething — 9 month infant with right lower central incisor about to emerge... ..5 days later that incisor is visible … Wikipedia
Chlorhexidine — Systematic (IUPAC) name N ,N hexane 1,6 diylbis[N (4 chlorophenyl)(imidodicarbonimidic diamide)] Clinical data Trade names … Wikipedia