...i(ic i the following experiment was made. . ,^. Having previoufly claifed : my npftrils ,and exhaufted my lungs, I breathed four quarts of nitrous oxide from and into a fijk bag. , The ', I Oi.'J 1^4*- .1 1 OI1J3 firft feelings were fimilar to thofe produced in the laft...

...expect, differently afi'ected. Sir H. Davy describes Ihe effect it had upon him, as follows : — " Having previously closed my nostrils, and exhausted...similar to those produced in the last experiment, (giddincps) ; but in less than half я minute, the respiration being continued, they diminished gradually,...

...expect, differently affected. Sir H. Davy describes the effect it had upon him, a» follows : — •• Having previously closed my nostrils, and exhausted...from and into a silk bag. The first feelings were simiUr to those produced in the last experiment, (giddiness) ; but in less than half a minute, the...

...and Mr. Southey's account, the latter being of course by far the most poetical. The former says, " Having previously closed my , nostrils and exhausted...from and into a silk bag. The first feelings were those of gid. diness, butin less than a minute, the respiration being continued, they diminished gradually,...

...poetical. The former says, 'Having previously closed my nostrils and exhausted my lungs, I breathed lour quarts of nitrous oxide from and into a silk bag. The first feelings were those of giddiness, but in less than a minute, the respiration being continued, they diminished gradually,...

...laughter-producing gas. 83. Sir H. Davy first describes the effect it had upon himself as follows : ' Having previously closed my nostrils, and exhausted...from and into a silk bag. The first feelings were those of giddiness ; but in less than half a minute, the respiration being continued, these feelings...

...the results may be found in his Researches, from which the following passage is extracted, p. 487. " Having previously closed my nostrils, and exhausted...similar to those produced in the last experiment, (giddiness) ; but in less than half a minute, the respiration being continued, they diminished gradually,...

...interesting details of its effects when respired. Sir Humphry describes those upon himself thus: — "Having previously closed my nostrils and exhausted...into a silk bag. The first feelings were similar to giddiness ; but in less than half a minute, the respiration being continued, they diminished gradually,...

...Having previously closed ray nostrils, and exhausted my lungs, I breathed four quarts of the gas frotn and into a silk bag. The first feelings were similar...those produced in the last experiment; but in less thnn half n minute, the respiration being continued, they diminished gradually, and were succeeded...

...result to Dr. Beddoes, and on April the 17th, he was present when the following experiment was made. " Having previously closed my nostrils, and exhausted my lungs, I breathed four quarts of the gas, from and into a silk bag. The first feelings were similar to those produced in the last experiment...