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In metallurgy, peening is the process of working a metal's surface to improve its material properties, usually by mechanical means, such as hammer blows, by blasting with shot (shot peening), focusing light (laser peening), or in recent years, with water column impacts (water jet peening) and cavitation jets (cavitation peening). [1]
Pusing emerged as a prominent player during the tin mining boom that engulfed Perak in the late 19th and early 20th centuries. The discovery of substantial tin deposits in the Kinta Valley attracted a diverse influx of immigrants, particularly from China, who sought their fortunes in the lucrative mining trade.
Rawa Pening (literally meaning 'Clear Swamp', from the Javanese Bening) is a lake in the Ambarawa Basin in Central Java, Indonesia. It serves as a source of power, irrigation, and flood control, and is used for fishing.
The Indonesian Sports Association (ISI) was established in Jakarta in 1938 with the aim of coordinating the existing sports associations including the Football Federation. . During the Japanese occupation of the Dutch East Indies from 1942 to 1945, sporting activities were coordinated by the Sports Practice Moveme
Penang Hill is a hill resort comprising a group of peaks near the center of Penang Island, Malaysia.It is located within the Air Itam suburb, 9 km (5.6 mi) west of the center of George Town.