eee NOTES ‘ON ESSENTIAL OILS. yea a's 
“ Pie, 
“i yh A ee 4 5 
ces shaken, the pink. colouring will disappear in a comparatively short time 
eas it is maintained that pure light petroleum remains coloured even after half 
‘hour's: time. The author compiled in the form of tables the results of. testing 
eral | refined and unrefined light petroleums by means of bromine and iodine. They 
w that iodine solution | may be discoloured in less than 30 minutes, even if no- 
Yentine oil is present. Most probably the discolouring depends more upon the - 
hatic unsaturated hydrocarbons than upon the aromatic ones. _ 
oe In any case, the methods for ascertaining the presence of oil of turpentine’ ‘are 
only. indirect and uncertain, but the iodine solution may serve as a criterion for the 
pre sence of unsaturated puenpceeons: br Pa | j 
2 ny i ‘ 
fe aie cose on ‘the treatment of inflammations and abcesses by injecting | 
irpentine. The turpentine*) is capable of influencing favourably. inflammations and 
ippurations, caused by various germs. Subcutaneous or intramuscular injections of | 
0.1 to 0.2 grams of turpentine in a 20 per cent. olive, arachid or almond oil solution 
were Sreeeh once on Cutan Excepting unimportant local Usiiauon, no injurious 
norrhoical arthritis and fete iis Besides oe pityriasis rosea, 
chen ruber, impetigo contagiosa and catarrhs of the bladder were influenced favourably. 
~ Wederhake!) recommends treating puerperal fever according to the old method 
oil of turpentine as intragluteal injections of 1.5 cc. of a 20 per cent. turpentine 
| - solution’) every fifth day, combined with a subcutaneous injection, every three 
urs, of 5 cc. of ol. camphor. fort. AGREE ee | | 
We have reported already before on the application of oil of turpentine in treating 
\7 
‘ : } 
A. Woodmansey’) when. studying the ‘influence of Son diluents (thinners) on 
the j drying property of linseed oil, has likewise given his attention to the effect of 
ing substances (driers). on oil of ee especially red lead and ipAnEaNese 
| dustfree atmosphere. The weights of the turpentine oil were as follows: — 
he es ; ' without addition with addition of red lead 
after 20 days . . . . 11.2019 grams 13.8739 grams 
gpI GS igi ae Neco TN OTB E chy f= 10.3709 _,, 
‘ a Sav egos ac cede Bat Ae ee 6.9454 5 ee 
is A Batet ian of iodine and mercury dichloride in alcohol of 95 percent., to which some hydrochloric 
has been added. — %) Deutsche medizin. Wochenschr. 48 (1917), 1294; Therap. Monatsh. 32 (1918), 19. — 
5 Sot Csghes from the Boot whether “aa or, what would seem more probable, o oil of eee 
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