AC power plugs and sockets In addition to Germany, it is used in Albania, Austria, Belarus, Bosnia and Herzegovina, Bulgaria, Chile, Croatia, Denmark, Estonia, Finland, Georgia, Greece, Hungary, Iceland, Indonesia, Iran, Italy (standard CEI 23-50), Kazakhstan, Latvia, Lithuania, Luxembourg, Republic of Macedonia, Republic of Moldova, the Netherlands, Norway, Pakistan, Portugal, Romania, Russia, Serbia, Slovenia, South Korea, Spain, Sweden, Turkey, Ukraine, and Uruguay. "Schuko" is an abbreviation for the German word "Schutzkontakt", which means "Protective contact" - in this case "protective" refers to the earth. Some countries, including South Korea, Portugal, Finland, Denmark, Norway and Sweden, require child-proof socket shutters; the German DIN 49440-1:2006-01 standard does
Languages of Estonia residing in the coastal areas and islands of what is now western and northern Estonia. The beginning of the continuous settlement of Estonian Swedes in these areas (known as "Aiboland") dates back to the 13th and 14th centuries, when their Swedish-speaking ancestors arrived in Estonia from what is now Sweden and Finland. Almost all of Estonia's Swedish-speaking minority fled to Sweden during World War II, and only the descendants of a few individuals who opted to stay are permanently resident in Estonia today. The Estonian Sign Language (ESL, ) is the national sign language of Estonia. In 1998 there were