Can you hear me OK? <a href=" http://www.jahmangang.com/minoxidil-azelaic-acid-tretinoin.pdf#property ">buy tretinoin gel 0.1</a> Measuring 320 feet deep and 1,280 feet in diameter, it is large enough to be visible from space and was called into being instantly on July 6, 1962, the result of a 104-kiloton blast that expelled 12 million tons of earth.