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analytical, bio, inorganic, organic, physical, industrial, sustainability, energy, pharma, healthcare, food, nanotechnology, water

YouTube is a place to discover, watch, upload and share videos.

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

An informative Site for downloading free (freedom) ebooks

1stwebdesigner is a design blog dedicated to bloggers, freelancers, web-developers and designers. Topics focus on web design and inspirational articles.

On bookboon.com you can download free ebooks for students and travelers in PDF format. All the books can be downloaded without registration. Our ebooks are legal and written exclusively for Bookboon. They are financed by a few in-book ads.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

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Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

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International führender Wissenschaftsverlag - Wissenschaft, Technik, Medizin, Architektur, Wirtschaft und Verkehr - Zeitschriften, Bücher und EContent.