The king's agents secured the opinion of a number of prominent universities that his marriage was void, and an assembly of notables, which he summoned in June 1530, warned the pope of the dangers involved in leaving the royal succession in uncertainty, since the heir was not only a woman, but, as it seemed to many, of illegitimate birth.
The surveys and reports of Captain Moresby in 1874 brought home to Queensland (and Australia generally) the dangers possible to her commerce were the coasts opposite to Torres Strait and the entrance to the splendid waterway inside the Barrier Reef to fall into the possession of a foreign power.
The result is that although the forms of apparatus utilized for this purpose are all based on the one fundamental principle of bringing about the contact of the carbide with the water which is to enter into double decomposition with it, they have been multiplied in number to a very large extent by the methods employed in order to ensure control in working, and to get away from the dangers and inconveniences which are inseparable from a too rapid generation.
As the result of his visit he left with the queen a memorandum in which he pointed out to her in plain terms the dangers of her conduct.'
Gases, consisting principally of light carburetted hydrogen or marsh gas, are of ten present in considerable quantity in coal, in a dissolved or occluded state, and the evolution of these upon exposure to the air, especially when a sudden diminution of atmospheric pressure takes place, constitutes one of the most formidable dangers that the coal miner has to encounter.