Explosion of a Blast Pipe. less in this way; a little experience however soon teaches a man how far to go with safety. Troy N. Y. 1853. .1. T. same subject: tioned in the ' Scientific American' must have been charged (by stopping the blast) with di-carburet of hydrogen formed by the distil lation of coal in the furnace. It being nearly into the pipe and as it (C Hi) requires only about two volumes of oxygen or a little more to render it highly explosive when they started the blast it passed off like thunder. American that the judges of the 'Ray Pre money was offered and more than two months
Explosion of a Blast Pipe. less in this way; a little experience however soon teaches a man how far to go with safety. Troy N. Y. 1853. .1. T. same subject: tioned in the ' Scientific American' must have been charged (by stopping the blast) with di-carburet of hydrogen formed by the distil lation of coal in the furnace. It being nearly into the pipe and as it (C Hi) requires only about two volumes of oxygen or a little more to render it highly explosive when they started the blast it passed off like thunder. American that the judges of the 'Ray Pre money was offered and more than two months before it was advertized in Your paper. The advertisement reads thus :—' The premiums will be open for competition from this date [Jan. 1 18521 until the next Annual Fair of the American Institute when they are expec ted to be on exhibition ; and no invention al ready introduced to the public will be entitled not the best brake but because he was not a lawful competitor. T. S. I. Railway Tunnels. In England there are on the canals some forty miles of tunnels—the one on the Hud are numerous tunnels on the Baltimore and Ohio Railroad and the branch road to Par kersburg. The highest cost of excavating the tunnels on the Baltimore and Ohio Railroad which penetrates mica rock was three dollars Yellow Shower. After a shower of rain which extended over several of the Western States on Friday the 25th ult. a substance resembling sulphur was of that city says : 'On Saturday morning the streets and all the pools of water for miles around were discovered to be covered with Anthracite Coal Locomotives. Weaving of Brocatelles. graph., 1853-04-16
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