Sambar (dish) sambar are popular for breakfast or an evening snack in the south Indian states. Roadside restaurants often offer free refills of sambar for idli and vadas. Sambar is also served as a side dish for dosa. Sambar (dish) Sambar, also spelled sambhar or sambaar, and pronounced saambaar, is a lentil-based vegetable stew or chowder, originating from the Indian subcontinent, cooked with a tamarind broth. It is popular in South Indian and Sri Lankan cuisines. According to food historian K. T. Achaya, the earliest extant mention of sambar in literature can be dated to the 17th century. Sambar is made either
Ultrasonic pulse velocity test by the Indian government to certify and check construction of residential buildings. http://tbk.vcp.ir/page-Ultrasonic-26407.html Ultrasonic pulse velocity test An ultrasonic pulse velocity test is an in-situ, nondestructive test to check the quality of concrete and natural rocks. In this test, the strength and quality of concrete or rock is assessed by measuring the velocity of an ultrasonic pulse passing through a concrete structure or natural rock formation. This test is conducted by passing a pulse of ultrasonic wave through concrete to be tested and measuring the time taken by pulse to get through the structure. Higher velocities indicate good quality and