Arsenic - World Health Organization (WHO)
2022年12月7日 · Arsenic is one of WHO’s 10 chemicals of major public health concern. WHO’s work to reduce arsenic exposure includes setting guideline values, reviewing evidence and …
Arsenic - Wikipedia
Arsenic is a chemical element with the symbol As and the atomic number 33. It is a metalloid and one of the pnictogens, and therefore shares many properties with its group 15 neighbors …
Arsenic | Definition, Symbol, Uses, & Facts | Britannica
2024年11月8日 · 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 …
Arsenic Poisoning: Symptoms, Causes, and Treatment - Healthline
2018年4月24日 · Arsenic poisoning, or arsenicosis, occurs after the ingestion or inhalation of high levels of arsenic. Arsenic is a type of carcinogen that’s gray, silver, or white in color.
Arsenic - National Institute of Environmental Health Sciences
2024年10月24日 · Arsenic is a naturally occurring, semimetallic element widely distributed in the Earth’s crust. Arsenic levels in the environment can vary by locality, and it is found in water, …
Arsenic Poisoning: Causes, Symptoms & Treatment - Cleveland Clinic
Arsenic poisoning occurs when you ingest or consume high levels of arsenic. It shares features of other heavy metal poisonings, including mercury and lead . You can experience arsenic …
Arsenic - Element information, properties and uses | Periodic Table
Arsenic is a semi-metal. In its metallic form it is bright, silver-grey and brittle. Arsenic is a well-known poison. Arsenic compounds are sometimes used as rat poisons and insecticides but …
Public Health Statement for Arsenic - Centers for Disease Control …
Arsenic is a naturally occurring element that is widely distributed in the Earth’s crust. Arsenic is classified chemically as a metalloid, having both properties of a metal and a nonmetal; …
Arsenic Facts – Element As or 33 - Science Notes and Projects
2023年12月3日 · Arsenic is a chemical element with the symbol As and atomic number 33, making it a part of the pnictogen or nitrogen group in the periodic table. This metalloid element …
Chemical Safety and Health - World Health Organization (WHO)
2016年4月1日 · Arsenic is a metalloid element that forms a number of poisonous compounds. It is widely distributed throughout the Earth’s crust, and can be released into the atmosphere and …