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Environmental Health Perspectives (EHP) is a monthly journal of peer-reviewed research and news on the impact of the environment on human health. EHP is published by the National Institute of Environmental Health Sciences and its content is free online. Print issues are available by paid subscription.DISCLAIMER
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Environmental Health Perspectives Volume 115, Number 4, April 2007 Open Access
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Solar Thrill: Using the Sun to Cool Vaccines Solar Thrill: Using the Sun to Cool Vaccines

Adrian Burton

Abstract

Many vaccines must be kept cool in order to work properly, which can be a problem in developing nations where electricity supplies are often unreliable. An international partnership of agencies and companies is developing the SolarChill fridge, which uses solar power to create ice packs. Unlike other alternative refrigerators, the SolarChill uses no ozone-damaging refrigerants and emits no carbon dioxide.


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