Knoxville Whig and chronicle. [volume] (Knoxville, Tenn.) 1875-1882, 1875-06-02
Scientific Memoranda.

Solutions of ferric chloride may be de
prived of the excess of acid by dialyss.
-ReimdHH.
John Parry states that anhydrous ses-
quioXidc of iron is reduced by carbon at
low temperatures Solid carbon effected
the reduction below the fusing point of
cast-iron
If castor-nil i mixed with glycerine
and few drops of oil of cinnamon added.
the taste OF the castor-oil can scarcely be
recognized.
Nogel finds that tincture of iodine
made with alcohol, containing more than
81 per cent. ,i absolute alcohol, will not
turn starch paper blue.
The Gdirjel relates that cuttings have
been taken iiom England to Victoria,
and worked with success nine months
after they were separated from the parent
plant.
The best labels for plants and trees
may be made by writing with lead PEN
ell on slips OF zinc. and attaching these to
the plants by copper wire.-HoHicubm-
| list.
Silks are. by some manufactures, treat
ed with a solution of acetate of lead to in
crease their weight, and poisonous prop
critics are thus at times impaired to the
tissue in question.
| Asphalt paper is employed in wrap
ping silks and other articles to be pro-
tected from moisture. Tubes made of
this paper are about one-fifth the weight
of iron. and may be used for the convey
ance of water.
Brontotherium ingens is the name
| DrNgacsp,, March, IN a navy or,.nl1p
of fossil animals found in the Miocene
beds of the region embracing the States
of Wyoming. Colorado, Dakota, and Ne
braska.
PelOnze and Andoin state that parti-
Giles may be removed from gas by forcing
it through small apertures against Il flat
surface, and by this means ammonia tar
and other liquids are condensed into a
separable liquid.
Professor Bettger has succeeded in
igniting Jet of coal gas as it escaped
from a glass tube by causing 1t to come
in contact with the ozone, evolved by
treating perpanganate of potassa with
strong sulphuric acid.
In report on the cnamels employed to
coat the interior of cast-iron cooking
utensils, Mr.. Poggiale states that many
of these enamels contain lead, and dilute
acids at the boiling point OF water extract
the lead in a majority of cases.
VI. Bert states that compressed oxygen
is not only destructive to animal life, but
that is also binders the termination OF
seeds, the putrefaction of fragments OF
muscle, the change of starch into sugar
by saliva, and the development of myco-
derma acct.
When beets are preserved for the man
ufacture of sugar they give off carbonl(
acid and absorb oxygen. This result il
owning to the oNydation of the sugar
and in the course of thirty days a very
, considerable portion of the sugar is lost
Arnold Heintz Scribner'S for May.
DIR. Woods relates the following cir
cumstance, which appears to show tina
: sometimes, at least, malarial poison is t
| be found in water, and not in the air
, Two ships were dispatched simultaneous.
| " with troops from Algeria to France
, both under similar circumstances, except
ing that the supply of water had beer
drawn, in one case, from the low, marshI
/ lands where ague was prevalent, Wills
/ the other ship had taken water from ;
I locality situated at a greater elevation
: and where the disease was unknown. Th'
] passengers on the first transport wer'
! generally seized with remittent fever
4 whereas no case of illness occurred on tn,
! other vessel.