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Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

Jefferson Lab

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Praxair, Inc. a worldwide provider of industrial gases, including atmospheric, process and specialty gases. Praxair helps virtually every industry improve product quality, boost performance and benefit the environment through the application of atmos...

Contains both useful science education and TOTAL CRACK-BRAINED DETRIUS. Amateur science resources, many new science projects and activities for kids, science textbook errors, Tesla coil construction, physics teaching articles, electricity articl...

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

Serving customers in technology, energy, healthcare and industrial markets worldwide with a unique portfolio of products, services and solutions, providing atmospheric gases, process and specialty gases, performance materia...

Cryomech is a recognized leader in new cryorefrigerator (cryocooler) design and manufacturing.

Thayer School of Engineering at Dartmouth comprises both the Undergraduate Department of Engineering Sciences and a graduate professional school in engineering.

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ChemBark is a blog about chemistry and the world of chemical research