Exposure to mercury . All humans are exposed to some level of mercury. Most people are exposed to low levels of mercury, often through chronic exposure (continuous or intermittent long term contact). However, some people are exposed to high levels of mercury, including acute exposure (exposure occurring over a short period of time, often less than a day). An example of acute exposure would be mercury exposure due to an industrial accident. Factors that determine whether health effects occur and their severity include: the type of mercury concerned;
Oscar - an annual award by the Academy of Motion Picture Arts and Sciences for achievements in motion picture production and performance. Academy Award. accolade, honor, laurels, honour, award - a tangible symbol signifying approval or distinction; an award for bravery. Translations.
Each one stands on a reel of film, which has five spokes, to represent the five original branches of the Academy. At first they were known by their full name, the Academy Award of Merit. The moniker Oscar came later-exactly how is disputed-and was adopted by the Academy in 1939. Fresh out of the smelter: The awards are seen above straight after being cast at the R S Owens factory in Chicago.