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Nato Countries Map
North Atlantic Treaty Organization
Source : https://www .nato.int/nato-on-the-map/nato-on-the-map-sps/
Member states of NATO : Albania, Belgium, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Estonia, France, Germany, Greece, Hungary, Iceland, Italy, Latvia, Lithuania, Luxembourg, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Turkey, United Kingdom, United States
Types of Light Bulbs Chart
Navigating the world of light bulbs can be illuminating (pun intended!), with each type offering unique advantages and drawbacks. Here’s a quick breakdown of two main categories:
Traditional Options:
Incandescent: These classic bulbs are familiar and affordable, emitting a warm, yellowish light reminiscent of natural daylight. However, they are notoriously inefficient, converting most of their energy into heat, and have a relatively short lifespan.
Halogen: Similar in appearance to incandescent bulbs, halogens offer improved efficiency and a slightly whiter light. They last longer, but still generate significant heat and might not be suitable for enclosed fixtures.
Modern Alternatives:
LED (Light-Emitting Diode): These energy-efficient champions dominate the market today. They last remarkably long, produce minimal heat, and come in a variety of color temperatures and brightness levels. However, their initial cost can be higher, and certain types may not dim well.
CFL (Compact Fluorescent Lamp): These spiral-shaped bulbs offer good energy efficiency and long lifespans. However, they contain a small amount of mercury, requiring special disposal, and their cool, bluish light might not be ideal for all environments.
Remember, the ideal light bulb type depends on your specific needs and priorities. Consider factors like cost, energy efficiency, desired light color and brightness, and fixture compatibility when making your choice. With a little research, you can illuminate your space with the perfect bulb!
A Periodic Table of Visualization Methods – Interactive
Acing the SAT [Infographic]
The College Board released its annual SAT report in September, which showed that while the number of test takers increased nationwide, average scores are down slightly across the country. SAT scores declined six points from 2010 to 2011, to a national average of 1500 (out of 2400).
Source   http://www.schools.com/
The Evolution Of Portable Music [Infographic]
I am old enough I remember when the Sony Walkman was the must have gadget. We have come a long way with portable music, just look at what we are using today as opposed to just 15 or 20 years ago. It makes me wonder, how did we survive without or iPhones and other gadgets of convenience?