The weekly Union times. [volume] (Union C.H., South Carolina) 1871-1894, 1890-11-21
SCIENTIFIC AND INDUSTRIAL.

What Is known as Dutcn goiu IL
combination of copper and zinc.
Ncsrsighteduess is overrunning the
French people as much rs the Germans.
DR.. Hammond says that thin soles are
tho worst propagators of disease among
women.
sawdust is being compressed and used
for gun wads in England, and seems to
enhance penetration and pattern.
A large number of the carriages in
cities are now supplied with rubber tires
| to prevent jolting and deafening clatter
Uranium was unknown century ago,
Int lode has been found in niue III.
Cornwall, England. 1t sells for $l2,ooo
ton.
1t is said that solution of chloral hy-
dratc of a strength of five grains to thu
ounce of water will clear the hair
dandruff.
About $50 species of birds arc now
known to make North America thelr
home, and representatives OF eighty two
additional species find their way to this
contirent from other countries.
"a good many people spoil the elect
of a good nights rest By the ridiculous'y
heavy bedclothcs they use, says the Lon
don Hospital. "Bed clothes should bt
like body clothing, light and warm"
The are about 1900 paper mills ir
Europe, and of these 800 were built lns
year. The daily product Of pulp ano
paper is almost $500 tons, And the chie
material used is wood, aIshough jute il
in demand. Asvee i
corass svsssSipeyjex nv psf sfrc csne. afen1 8
= nitro. .giycerine and two per cent. o
]. castor oil has shown very satisfactory re
:, suits at the Springfield (Mass.) Armor
"a for use with small arms.
IL The United States Navy Departmer
~ Is collecting samples of nickel ore frol
all sources of supply from this and oth'
counties, aud with the design of usin
the material for armor plate will invit
proposals from all mine owners.
IL An electrical company of Antwerp h,
,e despatched 10y the last steamer whic
!n sailed for the Congo, in Africa, all tt
Is material necessary for the installation q
% the first telephone line which is to b
u, H. placed along the Congo railway.
,w novel leech jar has been brought o
In in Germany, the innovation consisting
ma vertical partition dividing the vess
a. into two equal compartments, to be fill'
ht respectively with pure water and wi
Vi moist peat, SO that the inhabitants In
change their abode at pleasure.
The cracking of the knot at the er
of whip is simply the conclusion
,t the air produced by its rapid NOV
nd ment. The effect differs with the m
af. terial Used for the whip.lash, becau
II some textures present much greater 1
tu- sistance to the air than others.
nd William J. Chamberlain, au inventc
mt Of Norwich, Conn.,. has patented an ,
rat gun with pressure behind the project
- Of 1900 to 1000 pounds. 1t also expiot
hydrogen to give pressure Of huudr'
of atmospheres. It sends shot fss
. and further, Mr. Chamberlain says, tf
any other weapon.
= It Is said good cement for joint
\ parts Of apparatuses, etc., permanen
solid and waterproof, and which resi-
heat, oils and acids, is made by mix
concentrated sirupous glycerlne "
finely powdered litharge to a thick, Y
cid paste, which Is applied like gypsu
Glass, metal aud wood Can tSe oemen
together by IL.