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The US and Russia confirmed it was intermediate-range (3,000–5,500 km), [24] but the Pentagon stated it was based on the RS-26 ICBM. [21] It was fired from the Astrakhan region 700 km away. [ 22 ] UN spokesperson Stéphane Dujarric called the use of the intermediate-range weapon "concerning and worrying".
The MERV scale is designed to represent the worst-case performance of a filter when dealing with particles in the range of 0.3 to 10 micrometers. The MERV value is from 1 to 16. Higher MERV values correspond to a greater percentage of particles captured on each pass, with a MERV 16 filter capturing more than 95% of particles over the full range.
Air filtration standards differ between the U.S. and other countries. The American ASHRAE rating system does not account for changes in filtration efficiency due to electrostatic charge. These MERV ratings do not account for a decrease in efficiency over the first few weeks of use due to a drop in static charge.
Most sovereign states have alternative names. Some countries have also undergone name changes for political or other reasons. Some have special names particular to poetic diction or other contexts. This article attempts to give all known alternative names and initialisms for all nations, countries, and sovereign states, in English and any ...
The two-letter country codes were used by the US government for geographical data processing in many publications, such as the CIA World Factbook. The standard is also known as DAFIF 0413 ed 7 Amdt. No. 3 (Nov 2003) and as DIA 65-18 ( Defense Intelligence Agency , 1994, "Geopolitical Data Elements and Related Features").
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This is an alphabetical list of sovereign states and dependent territories in the Americas.It comprises three regions, Northern America (Canada and the United States), the Caribbean (cultural region of the English, French, Dutch, and Creole speaking countries located on the Caribbean Sea) and Latin America (nations that speak Spanish and Portuguese).
This is a list of heritage NATO country codes. Up to and including the seventh edition of STANAG 1059, these were two-letter codes (digrams). The eighth edition, promulgated 19 February 2004, and effective 1 April 2004, replaced all codes with new ones based on the ISO 3166-1 alpha-2 codes.
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