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Category: Drinking water

Posted on October 19, 2019October 19, 2019

IIT Jodhpur fabricates a highly sensitive device for lead detection

Researchers at IIT Jodhpur have fabricated a portable sensor for detecting lead in water. It can detect lead even when present at extremely low concentration of 0.018 ppb, much lower…

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Posted on July 13, 2019

TIFR desalinates seawater without using electricity

TIFR researchers have produced gold nanoparticles that can absorb sunlight over the entire visible region and even the near infrared light. They used such gold nanoparticles to absorb energy from…

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Posted on June 2, 2018November 2, 2018

Decline in low-intensity rainfall reduces groundwater recharge in north India

Research carried out by IIT Gandhinagar team has found increased groundwater recharge in south India between 1996 and 2016 due to increase in high-intensity rainfall during monsoon. But in the…

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Posted on March 1, 2018March 1, 2018

Why gulping water quenches thirst

The neural mechanism that signals thirst and the thirst inhibitory neurons which signal to stop drinking have been deciphered. The research unravels how the thirst inhibitory neurons signal to stop…

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Posted on November 28, 2017November 28, 2017

IISER Kolkata’s compound makes drinking water nearly free of fluoride, metal ions

The compound synthesised by IISER Kolkata researchers can reduce copper, mercury, cadmium and iron content in drinking water to below 2 ppb, which is far below the WHO limit for…

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Posted on November 11, 2017November 12, 2017

IIT Bombay’s superior water filter needs very little power

Electrodes made of copper plates wound with cellulose thread coated with carbon nanotubes for capacitive deionisation and placed close to each other achieved 84% efficiency in ion removal. With power requirement…

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Posted on October 21, 2017October 25, 2017

IIT Hyderabad uses activated jamun powder to remove fluoride from drinking water

After two hours of contact time, the activated jamun powder was able to reduce the fluoride content of Nalgonda groundwater from 3.2 mg per litre to less than 1.5 mg…

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Posted on August 19, 2017August 19, 2017

IISc’s copper-coated membrane makes drinking water safe

The membrane with controlled release of copper ion may turn out to be a potential candidate for water purification applications with enhanced antibacterial and antifouling performances. There is an age-old…

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