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ASTM International develops international standards for materials, products, systems and services used in construction, manufacturing and transportation. ASTM standard specifications and test methods define uniform requirements and procedures.

FileFormat.Info is the source for file format standards, online file conversions, and detailed file specifications, including Unicode characters, MIME types and file extensions

Twitter is without a doubt the best way to share and discover what is happening right now.

Distributor of electronic components and parts, DigiKey offers quality products with same day shipment, products include: Semiconductors, Capacitors, Relays, Resistors, AC DC Converters, Circuits, Microcontrollers, Power, Lighting & Wireless Supp...

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Airliners.net is the biggest and most visited aviation site on the Internet. Our community of users includes airline crew members, airline management, airplane fans, air travelers, aviation photographers, aircraft enthusiasts and avid airline fans. A...

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Human Struggle for Freedom, in a World Divided by Nations