Автор: Pauleen Dyer

Beryllium (Be) is a lightweight metal with unique chemical and physical properties. It is stiff, resistant to corrosion, a good conductor of electricity and heat, and dimensionally stable during extr …

In 2011, almost 11 million passengers took a cruise from a U.S. port. Media reports about passenger personal safety while aboard cruise vessels-including those related to the January 2012 grounding o …