Part II.] Pearson : Antiseptic Treatment of Timber. 
85 
(8) GREEN OIL. 
Green Oil. 
Green Oil* is also a product of Creosote, and used in the same way as 
the Carbolineum oils, namely, by immersion of the timber in a hot solu¬ 
tion for 10 to 15 minutes or more, according to the density and dimen¬ 
sions of the timber to be treated. 
Absorption of the Solution by Indian Timbers. 
Pieces of timber of the same species as those before mentioned were 
immersed for 10 minutes in “ Green oil,” heated to a little below boiling, 
point. The amount taken up per superficial area of the treated piece and 
when calculated according to its volume was as follows : — 
Regis¬ 
ter 
No. 
Species. 
Super¬ 
ficial 
area of 
piece 
treated. 
Volume 
of piece 
treated. 
Weight 
of 
specimen 
before 
treatment. 
Weight 
of 
specimen 
after 
treatment. 
Weight of 
solution 
absorbed. 
Absorp¬ 
tion per 
superficial 
area in 
sq. ft. 
j Absorp¬ 
tion per 
cub. ft. 
1 
Boswellia ser- 
sq. ft. 
P06 
cub. ft. 
0-04 
lbs. oz. 
1 8 
lbs. cz. 
2 1*5 
lbs. oz , 
i 0 9-5 
(~ 
l OZ. 
f 8-96 
oz. 
237-0 
3 
rata. 
Finns longi- 
1-06 
0-04 
1 12 
1 14-5 
0 2*5 
2-36 
62-5 
5 
folia. 
JPinus excelsa 
1*06 
0-04 
1 0 
1 5 
0 5 
4'72 
125-0 
7 
Ficea Morinda 
1-06 
004 
1 0 
1 1 
0 1 
0-94 
25-0 
9 
Abies Pindrow 
1-06 
0-04 
1 0 
1 3 
0 3 
2*83 
75-0 
11 
Pterocarpus 
1'06 
004 
2 3 
2 35 
0 5 
0'47 
12*5 
13 
macrocarjpus. 
Bombax mala- 
1-06 
0-04 
0 12 
1 0 
0 4 
3*77 
100*0 
15 
baricum. 
Bauhinia re- 
1-06 
0-04 
2 5 
2 6 
0 1 
0-94 
26-5 
17 
tusa 
Dipter ocarjous 
1*06 
0-04 
1 14-5 
2 0 
0 1*5 
1*42 
37*5 
19 
tubercnlatus. 
Anogeissus lati- 
1*06 
0*04 
2 8 
2 9*5 
0 1-5 
1*42 
37-5 
21 
folia. 
Odina Wodier 
1*06 
0*04 
2 3 
2 4 
0 1 
0*94 
25-0 
23 
Shorea robusta 
ro6 
0-04 
2 3 
2 4 
0 1 
1 
094 
250 
* Procurable from Burt, Boulton, Haywood, Limited, 54 Rue Caumatin, (ix), Paris, and 
also from tbeir Agents in London and Riga. Cost/, o. b. Antwerp in parcels of 2 tons 
per gallon and in 10 ton consignments at 6s. per gallon. Freight to Karachi about 
25s. per ton. 
( 158 ) 
