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American National Security
The sixth edition of American National Security has been extensively rewritten to take into account the significant changes in national security policy in the past decade. Thorough revisions reflect a new strategic context and the challenges and opportunities faced by the United States in the early twenty-first century. Highlights include: • An examination of the current international environment and new factors affecting U.S. national security policy making• A discussion of the Department of Homeland Security and changes in the intelligence community• A survey of intelligence and national security, with special focus on security needs post-9/11• A review of economic security, diplom...
How Glass Changed the World
Glass production is thought to date to ~2500 BC and had found numerous uses by the height of the Roman Empire. Yet the modern view of glass-based chemical apparatus (beakers, flasks, stills, etc.) was quite limited due to a lack of glass durability under rapid temperature changes and chemical attack. This “brief” gives an overview of the history and chemistry of glass technology from its origins in antiquity to its dramatic expansion in the 13th century, concluding with its impact on society in general, particularly its effect on chemical practices.
The History of Glass
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