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2. Solar lamp - Wikipedia

   en.wikipedia.org/wiki/Solar_lamp

   Solar lamp. A solar lamp, also known as a solar light or solar lantern, is a lighting system composed of an LED lamp, solar panels, battery, charge controller and there may also be an inverter. The lamp operates on electricity from batteries, charged through the use of a solar photovoltaic panel. Solar-powered household lighting can replace ...

3. Dye-sensitized solar cell - Wikipedia

   en.wikipedia.org/wiki/Dye-sensitized_solar_cell

   A selection of dye-sensitized solar cells. A dye-sensitized solar cell ( DSSC, DSC, DYSC[ 1] or Grätzel cell) is a low-cost solar cell belonging to the group of thin film solar cells. [ 2] It is based on a semiconductor formed between a photo-sensitized anode and an electrolyte, a photoelectrochemical system.

4. Light tube - Wikipedia

   en.wikipedia.org/wiki/Light_tube

   Light tubes (also known as solar pipes, tubular skylights or sun tunnels[ 1]) are structures that transmit or distribute natural or artificial light for the purpose of illumination and are examples of optical waveguides . In their application to daylighting, they are also often called tubular daylighting devices, sun pipes, sun scopes, or ...

5. Greenhouse - Wikipedia

   en.wikipedia.org/wiki/Greenhouse

   Chinese solar greenhouses are designed to maximize solar energy, making them highly efficient in colder climates without the need for additional heating systems. Originating in 1978, these greenhouses feature three solid walls, often made of brick or clay, with a transparent south-facing side that captures solar heat during the day.

6. These outdoor solar lights are an easy way to transform your ...

   www.aol.com/lifestyle/these-outdoor-solar-lights...

   Aootek Solar Motion Sensor Lights. $26 $46. Save $20 with coupon. Even in cloudy weather, these lights can soak up enough power to provide you with illumination when you need it. Save $20 with ...

7. Fan (machine) - Wikipedia

   en.wikipedia.org/wiki/Fan_(machine)

   Fans are used to force air into low- and high-bypass jet engines, seen here on a Boeing 777. A fan is a powered machine used to create a flow of air. A fan consists of a rotating arrangement of vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an impeller, rotor ...