snowflakes will form and then we can control where it rains, but it s a very difficult problem. molly: can you use like the mayor of moscow wants to, use cloud feeding to push snow out of town a into town b? that s the idea that you would seed the clouds up wind of moscow, moscow is about a thousand square millimeters, and if you have a centimeter of snow, half an inch of snow, you ve got about 10 million tons of rain, of water. 10 million tons. it s very difficult thing to control and by the way, the russians, in their creative manner are using not silver iodide particles, which is an old trick, not dry ice, but piece but particles of cement, 500 grade cement, very fine like flour kind of cement and so you re pouring cement on top of the clouds to make 10 million tons of rain come out. i mean, it s a difficult