BusinessMade in Germany - Vegetable lamps, laser beams and solar engineersTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoBusiness12/11/2018December 11, 2018Natural sunlight by day, electric lights by night. Light is something many of us take for granted. LED lamps facilitate urban farming, laser beams could soon bring us high-speed internet while solar lamps are opening up new business opportunities. https://p.dw.com/p/39tmHAdvertisement