Solar lights are a popular garden decoration ... allows the hardware to be screwed directly on top of a regular soft drink bottle. Paired with some water in the bottle, and perhaps a little ...

The United Nations estimates that 2.1 billion people live without safe drinking ... water bottles. Since launching the product in 2015, Zero Mass Water has gone on to install its panels in 18 ...

which makes it taste more like the water sold in bottles. It then gets stored in a metal compartment underneath the solar panel that can hold 30 liters. The reservoir gets connected to a pipe ...

The second step is to build solar night lights by adding a micro solar panel in the plastic bottle. All the parts used are locally available to the community. The project started in the ...