Overdosing on niacin, also called vitamin B-3, can lead to rare side effects. The most apparent symptom of a niacin overdose is a blurring of vision, the American Cancer Society says. This can be a sudden symptom that is disorienting and frightening.
Capital Cities and Tombs of the Ancient Koguro Kingdom. Located in North-west Xiaotun Village, Anyang City, Henan Province, Yin Ruins is the first recorded and archaeologically-recognized relics as the capital city in Shang Dynasty.apital Cities and Tombs of the Ancient Koguro Kingdom. Located in North-west Xiaotun Village, Anyang City, Henan Province, Yin Ruins is the first recorded and archaeologically-recognized relics as the capital city in Shang Dynasty.
In 1766 BC, Tang, the leader of the Shang tribe, overthrew the sovereign of the Xia Dynasty, and established the Shang Dynasty. Tang made Bo (Shangqiu City, Hennan Province today) the new capital.