Heat to beat
A solar-powered water pasteurising device called Solsaver, designed by John Grandinetti, president of Grand Solar Incorporated of Hawaii, USA, may bring an end to people falling prey to water-borne diseases (World Watch, VoJ8, No 5).
The Solsaver uses thermal action to move the water which flows through copper tubing into a glass solar collector for heating, and is let out through a valve which opens when water reaches a temperature of 65
Related Content
- Beat the heat: protecting children from heatwaves in Europe and Central Asia
- Extreme heat: preparing for the heatwaves of the future
- Beware! Your fruit can be artificially ripened
- E. coli found in 92% of ice samples from roadside stalls in Mumbai
- The Hottest Year On Record (Again)
- Thirty new bean varieties bred to beat baking climate