![]() ![]() 4\) Continue to press the Enter key until you find your query, or 5\) Use the forward/backw\ard arrows located on the text search box.)/Rect/Subj(Sticky Note)/Subtype/Text/T(RK86)/Type/Annot>endobj406 0 objendobj407 0 obj>/Subtype/Form/Type/XObject>stream Determined and published by the American Conference of Government Industrial Hygienists (ACGIH).To pull up a text search box \(it will appear in the top right hand corner\), follow these instructions:1a\) Click the magnifying glass located on the tool bar, or 1b\) Right click anywhere on the document to pull up a menu, and then choose Find, or 1c\) Choose Find from the edit menu, or 1d\) Use Ctrl F 2\) Type your text into the search box. Threshold Limit Value Similar to PEL above but are not legal standards for human exposure. Teratogen A substance that may cause physical defects in the developing embryo or fetus when a pregnant female is exposed to that substance. Sensitizer A substance which may cause no reaction in a person during initial exposures, but upon a later exposure will cause an allergic response to the substance. Limit: Exposure limit (8 hour), a 15 minutes short term exposure limit STEL, or ceiling © limit. PEL may be either time-weighted-average (TWA). Permissible Exposure A human exposure limit that is published and enforced by OSHA as a legal standard. Oxidizer A substance that readily gives up oxygen to stimulate combustion of an organic material. Mutagen Anything which can cause a mutation in genetic material of a living cell. Generally in units of mg of material per kg of subject body weight. Lethal Dose (LD50) The dose of a substance that will kill 50% of the test animals in a group over a specified period of time following exposure. The MSDS is a document that contains information on the potential health effects of exposure and how to. Generally expressed in units of parts per million or mg of contaminant m3 of air. MSDS: MSDS stands for Material Safety Data Sheet. Lethal Concentration (LC50) The concentration of air contaminant that will kill 50% of the test animals in a group during a single exposure (inhalation exposure). Irritant A substance that produces irritating effect when it contacts skin, eyes, nose, or respiratory system. Incompatible The term applied to two substances to indicate that one material cannot be mixed with the other without the possibility of a dangerous such as fire, explosion or release of toxic vapors. These are a part of the globally harmonized system of classification and labeling of chemicals (GHS) and provide detailed information that can help people to learn about the various chemicals. Hepatotoxic, Nephrotoxic, Neurotoxic Substances which are toxic to the liver, kidneys and nervous system, respectively. Material safety data sheets (MSDS) are important documents that contain information about hazardous chemicals in the workplace. Flash Point The lowest temperature at which a liquid gives off enough vapor to form an ignitable mixture and will burn when a source of ignition is present. Flammable Liquid A liquid having a flash point below 100 degrees more ignitable than combustible liquids. They generally warn users of any hazards associated with the. Corrosive A substance that causes visible destruction or permanent changes in human skin tissue at the site of contact, e.g. MSDS MSDS stands for material safety data sheets, which are provided with many products. MSDS stands for Material Safety Data Sheet. Combustible Liquid Liquids having a flash point at or above 100 degrees. Chronic Exposure A prolonged exposure occurring over days, weeks or years. ![]() Carcinogen A substance or physical agent that may cause cancer in humans or animals. Asphyxiant A chemical (gas or vapor) that can cause death or unconsciousness by suffocation. Acute Exposure An intense exposure over a relatively short period of time. ![]()
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