Month: September 2021

Human Health Effects from Chronic Arsenic

Acute arsenic exposure (i.e. high concentration about 1650ug/l ingested during short period of time) can cause a variety of adverse effects. Acute high dose oral exposure to arsenic typically leads to gastrointestinal irritation accompanied by difficulty in swallowing, thirst, and abnormally low blood pressure. Death may also occur from cardiovascular collapse. Chronic arsenic uptake may […]

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Mechanism of Fluoride Toxicity in Ground water

Fluoride contamination in the groundwater has got great attention in last few decades due to their toxicity. Fluoride when ingested in small quantities (<0.5 mg/L) is beneficial in promoting dental health by reducing dental caries, whereas higher concentrations (>1.5 mg/L) may cause fluorosis. It is estimated that about 200 million people, from among 25 nations […]

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