安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Arsenic - Wikipedia
The primary use of arsenic is in alloys of lead (for example, in car batteries and ammunition) Arsenic is also a common n-type dopant in semiconductor electronic devices, and a component of the III–V compound semiconductor gallium arsenide
- Arsenic and Your Health fact sheet - National Institute of . . .
Researchers have long known that both short-term and long-term exposure to arsenic can cause health problems, and they continue to learn more about how arsenic works in the body — what is referred to as its modes of action
- Arsenic | Definition, Symbol, Uses, Facts | Britannica
Arsenic, a chemical element in the nitrogen group (Group 15 [Va] of the periodic table), existing in both gray and yellow crystalline forms Its chemical symbol is As, and it was first clearly identified as a free substance in 1649 by German pharmacist Johann Schroeder
- Arsenic - World Health Organization (WHO)
Key facts Arsenic is naturally present at high levels in the groundwater of several countries Arsenic is highly toxic in its inorganic form Contaminated water used for drinking, food preparation and irrigation of food crops poses the greatest threat to public health from arsenic
- Arsenic | Public Health Statement | ATSDR
Arsenic is an element that is widely distributed in the earth's crust Elemental arsenic is ordinarily a steel grey metal-like material that sometimes occurs naturally However, arsenic is usually found in the environment combined with other elements such as oxygen, chlorine, and sulfur
- Nature Index Arsenic Toxicology and Human Health Effects
Arsenic, a naturally occurring metalloid, poses a significant threat to human health through chronic environmental exposure, principally via contaminated drinking water and dietary sources
- Arsenic - Cancer-Causing Substances - NCI
Arsenic is a naturally occurring substance that can be found in air, water, and soil and is known to cause cancer Inorganic arsenic is naturally present at high levels in the groundwater of certain countries, including the United States
- Arsenic: A centuries-old poison | Poison Control
Organic arsenic is less toxic than inorganic arsenic Inorganic arsenic contaminates groundwater Vomiting, neurological, and cardiac toxicity, anemia and rashes occur with acute toxicity Chronic toxicity is associated with gastrointestinal symptoms, anemia, decreased white cells, peripheral neuropathy, liver damage, and vascular insufficiency
|
|
|