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Limescale is a hard, chalky deposit, consisting mainly of calcium carbonate (CaCO 3). It often builds up inside kettles, boilers, and pipework, especially that for hot water. It is also often found as a similar deposit on the inner surfaces of old pipes and other surfaces where hard water has flowed. Limescale also forms as travertine or tufa ...
The Battle of Điện Biên Phủ was a climactic confrontation of the First Indochina War that took place between 13 March and 7 May 1954. It was fought between the French Union 's colonial Far East Expeditionary Corps and Viet Minh communist revolutionaries. The French began an operation to insert, and support, their soldiers at Điện Biên ...
A man playing the đàn tranh beside the singer. The đàn tranh (Vietnamese: [ɗâːn ʈajŋ̟], 彈 箏) or đàn thập lục[ 1 ] is a plucked zither of Vietnam, based on the Chinese guzheng, from which are also derived the Japanese koto, the Korean gayageum and ajaeng, the Mongolian yatga, the Sundanese kacapi and the Kazakh jetigen.
Renewable energy in Vietnam. Vietnam utilizes four main sources of renewable energy: hydroelectricity, wind power, solar power and biomass. [1] At the end of 2018, hydropower was the largest source of renewable energy, contributing about 40% to the total national electricity capacity. [2] In 2020, wind and solar had a combined share of 10% of ...
Đồng Tháp is a province in the Mekong Delta and Plain of Reeds region of southern Vietnam.Đồng Tháp is 165 kilometres (103 mi) from Ho Chi Minh City, bordered by Pray Veng province (Cambodia) in the north with a length of more than 48 kilometres (30 mi); Vĩnh Long and Cần Thơ in the south; An Giang in the west; and Long An and Tiền Giang in the east.
gialai.gov.vn. Gia Lai is a northern mountainous province in the Central Highlands region, the Central of Vietnam. It borders Kon Tum in the north, Quảng Ngãi in the northeast, Bình Định in the east, Phú Yên in the southeast, Đắk Lắk in the south and Ratanakiri of Cambodia in the west. As of 2023, Gia Lai province is the 18th most ...
Từ điển bách khoa Việt Nam (lit: Encyclopaedic Dictionary of Vietnam) is a state-sponsored Vietnamese-language encyclopedia that was first published in 1995. It has four volumes consisting of 40,000 entries, the final of which was published in 2005. [ 1 ] The encyclopedia was republished in 2011. It is the first state encyclopedia of ...
www.vnuhcm.edu.vn. Vietnam National University, Ho Chi Minh City (VNU-HCM; Vietnamese: Đại học Quốc gia Thành phố Hồ Chí Minh) is a public research university system in Ho Chi Minh City, Vietnam. VNU-HCM is one of two Vietnam's national universities, the other one being Vietnam National University, Hanoi. It ranks 201–250th in ...