152 NOYl. M ORGANUM. 



licet in insectis calor ob parvitatom corporis non 

 deprehemlatur ad tactuni. 



21. Fimus equinus, et hujusmodi excrementa anirna- 

 litiiu recentia. 



22. Oleum forte sulplmris :tl et vitriol! exeqnitnr opera 

 caloris, in linteo adurcndo. 



23. Oleum origaiir -, et hujusmodi, exe(|iiitur opera 

 caloris in adurendis ossibus dentium. 



24. Spiritus vini fortis et bene rectificatus exeqnitnr 

 opera caloris; adeo ut si albumen ovi in euin iuji- 

 ciatur, concrescat et albescat, fere in inodiun albu- 

 ininis cocti ; panis iujectus torretiat et incrustetur, 

 ad niodnni panis tosti. 



25. Aromata, et lierba- calida-, ut dracuneulus &quot;, nastur- 

 tinni vetns, c. licet ad inanuni non sint calida, 

 (nee Integra, nee pulveres eorum) tainen ad lin- 

 iiam et palatum j)aruui masticata percipiuiitur ca 

 lida, et (juasi adurentia. 



26. Acetuin forte, et oinnia acida, in inenibro ubi non 

 sit epidermis, ut in oculo, lingua, ant aliqua alia 

 parte vulnerata, et cute detecta, dolorem cient, 

 non multum discrepantem ab co, qui inducitur a 

 calido. 



27. L ltiam fViuora acria i&amp;gt;t intensa indncunt sensuni 

 quendam ustionis 11 ; 



11 &quot; Oleum sulphuris et vitrioli.&quot; Dracunculus. &quot;Artemisia 



By these two names IJat on pro- Drac.&quot; of Linnaeus. Uerschel 



bably means the same thing, viz. (Discourse on Nat. Phil. 345-) 



Sulphuric Acid, which is an oil-like points out the confusion in these 



fluid, and, when mixed with water, Instances (2.2-2,-,) between things 



produces considerable heat. really hot, and those &quot; which excite 



32 &quot;Oleum origani.&quot; The essen- in our organs, and chiefly in that of 



tial oils of vegetable substances, of taste, a sensation of heat, which 



which this Oil of Marjoram is one, they owe to their being Chemical 



are acrid and caustic, and readily stimulants, and not at all to their 



combustible on the approach of being actually hot.&quot; 



burning bodies. :t4 A mistake analogous to the 



