A syllabus, of chemical and philosophical enquiries, composed for the use of the noblemen and gentlemen who have subscribed to the proposals made, for the advancement of natural knowledge, / by B. Higgins, M.D.

Bryan Higgins

Date:: [1775?]

Credit: A syllabus, of chemical and philosophical enquiries, composed for the use of the noblemen and gentlemen who have subscribed to the proposals made, for the advancement of natural knowledge, / by B. Higgins, M.D. Source: Wellcome Collection.

66/78 page 64

$( % ) \ Why are heavy bodies carried away by - lire, in a direction contrary to that of their - gravitation •, or in any direction from the fo-- cus of the fire ? Why doth fire decompofe compound bo¬ dies ; and effect combinations, and decom- poiitions, otherwife not feafible • and often contrary to the order of attraction. Why bodies, which refill the volatilizing power of lire, with extreme force, are eafi- ly volatilized, by fire, when they are com¬ bined with phlogifton ? Why do water, fpirits, and other bodies,, when vaporized by fire, mount in atmof- pherie air: and why do they mount to a certain height in the atmofphere of] air, and no further P What is the caufe of wind, monfoons, hail, fnow ? What are the caufes of fermentation, pu¬ trefaction, decay, effiorefcence, inteftine mo¬ tion and effervefcence P What is the caufe of the putrefadion of wood, &c. Why are putrid bodies odorous. And why are many bodies not odorous until they are {truck, rubbed, or heated ? Why are putrefeent bodies, long prefer- ved from putrefadion* by fixable air P Why is wood long preferred from rotting, by itnmerfion in water P What,'$