There are many man-made environmental disasters. We add that place name to each place name, such as Chernobyl, Fukushima, Bhopal …And magnifying. But it is more than a natural disaster. There are many such unforeseen tragedies. The cause of some...
LPG is composed of propane (C3H8) and butane (C4H10), close to gasoline, and has twice the flammability of natural gas, so we can not see the flame completely by burning completely and well in the normal atmosphere, but the heat...
(Nebulae are places where stars are born.) Step Here Stepenson 2-18 is compared / compared to the part known as the "Pillers of creation" of the M16 or eagle nebula. The eagle nebula is located in the Serpens Constellation, 6500...
Recent Comments