water pump packing
41commercial fishing — Introduction the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them. Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …
42Liaison 16 — La Liaison 16 (L16) est un standard de liaison de données tactiques de l OTAN pour l échange d informations tactiques entre des unités militaires. Le contenu de sa messagerie et le protocole d émission sont définis par le STANAG[acro 1] 5516 pour …
43Mary Rose — For later ships with the same name, see HMS Mary Rose. For the play by J.M. Barrie, see Mary Rose (play). The remnants of the Mary Rose undergoing conservation in Portsmouth …
44Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …
45Membrane bioreactor — (MBR) is the combination of a membrane process like microfiltration or ultrafiltration with a suspended growth bioreactor, and is now widely used for municipal and industrial wastewater treatment with plant sizes up to 80,000 population… …
46eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
47Waterloo, Iowa — Waterloo   City   East Side of Downtown Waterloo from the West bank of the Cedar River …
48Shivamogga district — Infobox Indian Jurisdiction native name = Shivamogga district skyline = Jogmonsoon.jpg skyline caption = Jog Falls in full flow during the monsoon season. type = district district district image desc = Taluk level map of Shivamogga latd=14.00… …
49Waco siege — The Mount Carmel Center in flames during the assault on April 19, 1993 Date …
50materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
