Richmond enquirer. [volume] (Richmond, Va.) 1815-1867, 1817-10-17

sppsrs,ns nf Ae Sisihlads 81 sci eater shicl srasn
css sx pounds Of good fresh user ~ thebufhns of one
pound OF common coal. single kt will supply 500
pinis OF water daily. and the ds;la,on may be performs.
cd daring the roages, weather heuce II resuls that
ell by one tohet coal aud FIVE sxbs ths space Usually
occupied by water casks be saved by tie srbs,
Ito. OF substance. which does not spoil like water aud
which u not liable to be lost by leaking. Persons who
have tasted ihs water aim that though retains soe
what ofan empsfeumaiic iatoIr, which Is always con
uactd by the puest,cr The siili yet they had
never dians better, after having been fortnight at
, sea.
NETHERLANDS
An ingenious mechanic In Holland invented wears
ago machine for deepening snd securing canals rivers
docks ports, which, AT toe epth OF N or 10 feet ruIs
u all aud mud, hard clay With the greatest ease-
TGis machne eau i.i mud boat, containing s32 cubic
iett IA tue space OF orr 'nuiss with i've TO c'gtmcn
az With one horsepowey. u equally wOiks at the
or edges of ryers the saline in the deep
clearing all ava, on deepening required. Also u,l
iuf draining marshes. overflow cd lauds which
performs With snch CELEBRITY, that for example, In 1870
acres theIe are !. lei ZOO square feet which multiplied
10 :, tue depth gwen contains 3cs 800 cubic English
ieet ior the MASS of water 10 be Grained this
uoue with ease by one mill in $50 DAYS. whatever hs
wihd u'sy ne aud an instance has been kn"wn Of its
emptyns ire amazing quantity Of thiee hundr.d and
iNenV tons pei minute.
GRrAr BRITAIN.
Professor LrSLIE Of rGinn, Oh IN letter on bis rev
frgoiGc powder, made by pnyetisinr and drying IN,
shiTeiy fragments Of pohlri,ic trap, says, thai viii
aosoro one Diih oil lis own weight of wafer He co.'s
cei'eS that tyo spread in large d,s would
IN iev minutes heese in exhausted receiver bal, OF
tice quarters OF pound OF water emp Uf pOIOns
eaiihenwale Alter each process It's power woud
stored by drying H. fore the. The sun cOnse-
ousnty ice aiweys he procured from in hot eli,
mates Professor Leslie has snbseqnenty The same
experiment with oatmeal, with equal results aud his oai-
meal experienced has Len repeated with sHccess at the
Royai institution in London.
Mr.. DANIEL has thrown much nev IsLt upon the
structure OF solid cdes. aluu cfau hnrax or n.tre
nc snefsed III water FOR three or foar weeks tie soai
an viii be ionnd TO have gone equally Tie npprr.
most portion will tie found wascd and the der
most least so that The nndss"ved pant IN have assumed
aeonieal form. The lower part be onnd EN- over
with numerous chyslaine forms. These in 0tM areoc-
tahedrons or figures formed by differ Sections oil the
aHninons octahedron. In 60r0r they are fragments Of
eshts'des pf'sn:s, and Hence follow that aIi
these setses are III reality composed o chrystas hongh
sneh structure cannot ne distinguished y eye prev.
natural s section. The same chy srur.
tnre was developed when carbonate o e carbonate II
tronian and carhoratc o baTycs slowly acted on
b, vinegar Rsmuth antimony aud nickel treated wi,h
very dilute hie acid, likewise exhibited iys;azed
structure.