History of Sand Sculpting - Sandstorm EventsSand sculpting as an art form has been around for centuries, find out more here.history of robo sand,Weight of robo Sand in Cft - AnswersWeight of robo Sand in Cft? . I don't know the density of sand so I'll extimate. 1 cubic ft of water weighs 62.4 pounds. Sand weighs about 2.2 times as much as water. so 1 cft would weigh 62.4x2.2 = 137.28… lbs. .. In: War and Military History.
history of robo sand