 | 1841 - 956 pages
...mortality of the climate. It has been experimentally found, that so small a mixture as a fifteen hundreth part of sulphuretted hydrogen in the atmosphere, acts as a direct poison \ipon small animals, and the sensations of languor and nausea, described by Mr. Laird, are exactly... | |
 | 1841 - 446 pages
...mortality of the climate. It has been experimentally found, that so small a mixture as a fifteen hundreth part of sulphuretted hydrogen in the atmosphere, acts...deleterious influence in small quantities. The peculiar uuhealthiness of mangrove swamps in all parts of the world, I have little doubt, arises from that tree... | |
 | 1841 - 1316 pages
...mortality of the climate. It has been experimentally found, that so small a mixture as a fifteen hundredth part of sulphuretted hydrogen in the atmosphere, acts...the deleterious influence in small quantities. The symptoms, in cases where this gas is breathed in a state of concentration, well known to medical men,... | |
 | Perry Fairfax Nursey - 1841 - 508 pages
...mortality of the climate. It has been experimentally found, that so small a mixture as a fifteen hundredth part of sulphuretted hydrogen in the atmosphere, acts...nausea, described by Mr. Laird, are exactly those which SPECIFICATIONS OF RECENT ENGLISH PATENTS. 221 have been experienced by persons who have been exposed... | |
 | 1841 - 554 pages
...mortality of the climate. It has heen experimentally found, that so small a mixture as a fifteen hundredth part of sulphuretted hydrogen in the atmosphere, acts...animals, and the sensations of languor and nausea, descrihed hy Mr. Laird, are exactly those which SPECIFICATIONS OF BECENT ENGLISH PATENTS. 221 have... | |
 | John Purdy - 1844 - 534 pages
...deadly effects of the climate of this part of the world are very easily referrible to such a cause. It has been experimentally found, that so small a...and the sensations of languor and nausea, described, are exactly those which have been experienced by persons who have been exposed to its deleterious influence... | |
 | 1841 - 596 pages
...the climate. It has been experimentally found, that so small a mixture as a fifteen hundredth pai't of sulphuretted hydrogen in the atmosphere, acts as...nausea, described by Mr. Laird, are exactly those which 220 SPECIFICATIONS OF RECENT ENGLISH PATENTS. have been experienced by persons who have been exposed... | |
 | Thomas Milner - 1848 - 892 pages
...intimately connected, for it has been experimentally found that so small a mixture as a fifteen hundredth part of sulphuretted hydrogen in the atmosphere acts as a direct poison upon small animals. The mangrove swamps in all parts of the world are notoriously unhealthy, arising from the tree requiring... | |
 | John Purdy - 1855 - 634 pages
...deadly effects of the climate of this part of the world are very easily referrible to such a cause. It has been experimentally found that so small a mixture...atmosphere acts as a direct poison upon small animals ; and die sensations of languor and nausea described are exactly those which have been experienced by persons... | |
 | Thomas Milner - 1860 - 896 pages
...intimately connected, for it has been experimentally found that so small a mixture as a fifteen hundredth part of sulphuretted hydrogen in the atmosphere acts as a direct poison upon small animals. The mangrove swamps in all parts of the world are notoriously unhealthy, arising from the tree requiring... | |
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... the very locality from which some of the first waters, which I examined, were taken, and nothing more is wanting to identify the cause of the rapid decay of the ship's copper with that of the mortality of the climate. 
