Ingenious Lamp Illuminates Rural Communities Using Nothing But Saltwater

Providing sustainable, eco-friendly lighting could be as easy as filling a glass of water and adding a dash of salt.

image via SALt // Facebook

There are over seven thousand islands that make up the whole of the Philippines, each of which is surrounded by gallons upon gallons of salt water. And while that may not seem like much of a natural resource, a new Filipino startup has found a way to harness that simple combination of H2O and NaCl, and transform it into a low-cost source of reliable lighting for a country in which many live disconnected from the national power grid.

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