here is some information with interesting backgroundinformation on 3D-printing, the structure of nanoparticles and a summary of chances and risks up to today.
Physik: Röntgenblitz macht Nanopartikel erstmals sichtbar - DIE WELT
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Statt von Eliten beherrschten Parteien und Politikdarstellern, die für das Volk die Fassade scheindemokratischer Abläufe aufrechthalten: Sachliche Arbeitsgruppen aus dem Volk heraus! " - Umkreis-Institut
enjoy the video.."The problems are obvious: food safety scandals, the death of family farming, food supply insecurity, the revolving door between corporate lobbyists and government regulators, and many more. The solution should be equally obvious: rolling up our sleeves and getting in the garden. Join us today as we explore this simple, natural solution to one of our most fundamental problems." james corbett, corbettreport.com