Harmful chemicals in water
[DOC File]MS. BOZZI-GRADE 8
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Boiling water is one way to clean water before you drink it. Boiling will kill any harmful microorganisms in the water. However, it will not remove any chemicals in the water. Water from wells and aboveground water sources can contain harmful chemicals that leak into the water supply from substances such as farm pesticides and factory pollutants.
[DOC File]Accident with Harmful Chemicals - What To Do
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If someone drinks a household chemical, give them half a glass of water to drink. Then call your poison control center at 1-800-222-1222. You can also call 911 or your local emergency ambulance number. If someone inhaled a poisonous gas, quickly get the person to fresh air. Do not breath the fumes yourself. Open all the doors and windows wide.
[DOCX File]Chapter 16 Outline
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2.Chemical hazards from harmful chemicals in air, water, soil and food. 3.Physical hazards such as fire, earthquake, volcanic eruption, flood, tornado, and hurricane. ... water supply, or food supply of concentrated urban populations. 5.Mixed news is that death from infectious diseases has decreased, but many bacteria have developed immunity to ...
[DOC File]Chapter 19 Risk, Toxicology, and Human Health (new outline)
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2. Chemical hazards are harmful chemicals in the air, water, soil, and food. 3. Physical hazards include radioactivity, fire, earthquake, floods, etc. Biological hazards come from pathogens, pollen, other allergens, and animals such as bees and poisonous snakes. 19-2 …
[DOC File]Academic Service-Learning Teacher Mini-Grants
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The upper grades teachers stress water quality and the effects harmful chemicals have on our environment and drinking water. We feel students would get a more extensive learning and understanding of water quality if we could have an indoor classroom to demonstrate the results of using harmful chemicals.
[DOC File]CORROSIVE CHEMICALS
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The report notes that not only do the chlorides corrode vehicles and bridge structures, but that ground water contamination by chlorides can be harmful to people. That does not go as far as a Canadian report authored by Professor Harold D. Forster of the University of Victoria. It suggests that de-icing chlorides may be carcinogenic.
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