Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1904-12-09
SCIENTIFIC MISCELLANY,

The rich copper mines of Chile have
been little worked on account Of the
SalCity of fuel and the cost Of trans
porting the ore. Water power is abun-
dlnt and for several years an cleo
uIcaThas been employed In Paris to
devise an electric furnace for smelling
ihe ore at the mines, thus reducing
the quantity OF material 10 be carried.
After making and demolishing SO fur
names lmbert de Vanoy who has had
charge Of the work, believes he has pro.
duced o practical type. lie uses two
ares between two pairs Of fOur-lnch
artons, obtaining an easily-regulRtef
beat up 70 5000 e., and the mixture OF
o'e and lluN Is brought under the action
81 THIS heat without direct contact with
ihe electrodes Two feeders empty
buckets OF the mixture into hoppers at
NE ends OF the funnel, while the fused
,opper matte is drawn of into ingots
about once an hour. For a ton Of
mixed ore and huX, a current OF 10
yolH and 1900 amperes rs needed, ana
lh- cost of treating this amount per
hour is less than ST. The furnace IA
expected 10 work necessarily for year
before wearing out
The proposed bore-hole l2 miles deep
nay brought out the objection that the
sT'at pressure Of 10 tons per square
lAlh would cause yiscious flow OF
ooE material making the feat impos-
s0'e' The Hon. G. A. Parsons replies
way ms idea can be tested by sub
g.Ong piece of quartz rock to q pre-.
'Ae on 100 tons per square inch IN a
s"ss hIllng cylinder having q sman
loIe through its center. This pressure
ual expected at a depth Of IS miles.
The perfection of pharmaceutical,
moluc's and the prevention Of tins
s.'at waste Of food materials are the
e..g lliea which j, i, Moulton, +. II. s.,
nlls NE chemical invention Of the day
be following.
.,A marked influence OF the moon on
W weather Is easily shown. IN the
Wulon OF @ Tamprecht. a German
suohomef when rainfall Is consld-
wv lh relation 10 the moons phase at
wNsee' Tn hts investigation he has
M . lle monthly data Of rainfall at
~ 1oluh German stations for the years
t' 80 I,'l ana Of about IS stations In
''a AN3 Madeira for 1879 to 1902, and
:, sVeats that dry period Is likely
r-t ipstt When both moon and sun are
r Tol lhe same sldc Of the earth at thv
XXX" nearest approach. That is I'm
s, n North Germany and Java a
, "ogW mas appeared when perigee was
Tt-'rl 10 new moon than to full moon.
gu1 RUE applies 10 all countries where
W. gre2iest rainfalls occur with the
bs, 'Sl position OF the sun. New moon
wss,SSuy Tell near perigee, and dry
r,, -Ii..r was predicted, the forecast
''''''s iemarkably accurate.
Nn extraordinary use of the Same
,rpl.s quarters by durnal and noe.
,'i,4l animals Is recorded by a natu-
isr' Oh Neylon. Barheryn Lighthouse
i ,tNti d. miles south OF Colombo rs
Az, '1ul'ed by day by fruit bats or
's'11's IoNes and at night by crows
tbe Z, sunrise and sunset may be seen
fsots" '9us spectacle Of two immense
afr,.. ''Nh lh opposite directions |
a.S ~ lhe straight separating the Is
a. '' nom the mainland. the flying fox.
,,o. a. greater elevation than the
st5n.s The cross migration. lasting |
r,o' u' halt an hour. Is attended by
es,, AM, ,haiteriug Of flying foxes and |
''"lng OF crows.
,bs I S. yea that moss grows thIckest on |
h.,.u oit h or east side Of trees seems 10 |
iars. O,en disproyed A French boz
r,.s s,. Leon Bedel, now concludes that |
rosis prefer the parts OF the tree that |
sbn ',g most moisture. being thus more |
tb' ' ,',nl on rough or cracked parts. on |
trg,tt pper part Of q branch or inclined |
hraa,co,t on knots or bosses, al the fork or |
'''S' ana at the base OF the trunk. |
hn wy besides It's liking for yaler-
sNicb ~ shown taste FOR caffeine. |
0''uss painful and fatal results.
n ----
''''el'y Is now made to serve the !