Sand. 1 Cubic Yard of Sand can weigh between 2,600 to 3,000 lbs. or up to one and a half tons approximately. 1 Ton of Sand will cover between 80 to 100 square feet at a 2 inch depth approximately.
Tellurium was discovered by Franz Joseph Muller von Reichstein in 1783 at Romania. Origin of name: from the Latin word  tellus  meaning  earth . Tellurium was discovered in gold ores by Franz Joseph MÎ´ller von Reichenstein, the chief inspector of mines in Trannsylvania in 1782.However tellurium was named by M. Klaproth, who isolated it in 1798, after he continued MÎ´ller von Reichenstein's work.ellurium was discovered in gold ores by Franz Joseph MÎ´ller von Reichenstein, the chief inspector of mines in Trannsylvania in 1782. However tellurium was named by M. Klaproth, who isolated it in 1798, after he continued MÎ´ller von Reichenstein's work.
The name Flavium is the family/dynasty name of the Roman Emperors who built the Colosseum. The present day name Colosseum, or rather Colosseo, is said to have come from the colossal 35m (115 feet) high bronze statue of Nero, The Colossus, that stood between the stadium and the Roman Forum.he ancient Roman Colosseum was the first free-standing amphitheater. It has an elliptical (oval) plan with a length of 189m (620 feet), height 48m (158 feet) and width 156m (512 feet).