The Bridgeport evening farmer., 1909-03-17
NEWEST NOTES OF SCIENCE.

NEWEST NOTES OF SCIENCE.
 The foreign population of China is estimated at 10000.
 Nearly 200 pounds of salt can be evaporated from a ton of Dead Sea water
 Venezuela's Government cigarette monopoly has been abolished by execu- tive decree
 Tobacco is almost the only agricuItu- ral product. fruits excepted, exported from Paraguay.
 Because of the high rate of infant mortality, Calcutta has appointed a woman as sanitary inspector.
 According to an English Orientalist the taxicab was known to the Chinese at least 1,6O0 years ago.
 The Government of Uruguay is about to establish it's first wireless telegraph station at Iobe's Island.
 Over 1,250 miles of new electrical railroads were built in the United States, Canada and Mexico last year
 A patent has been granted upon a solder for joining aluminium. consist ing of tin, zinc, antimony and phos- DhoruS.
 By placing the stems of cut flowers in a weak solution of sal ammonia they may be kept fresh from 15 to 30 days.
 Peroxide of hydrogen will strengthen the background color of blue prints lidl nave Idueu IIlTouS1 eApOSuTe to sunlight.
 The Lake Shore Railroad is experi- menting with dispatching fast trains between Buffalo and Chicago with wireless telegraphy.
 Cream is separated from milk in a new machine which alternately sub jects the milk to positive and mega tive electrical currents.
 Melbourne University plans to re- qIlire five years of study by a person a mi a veterinary surgeon.
 Wooden sandals, to be attached with spring clips, have been invented for the use of horses on marshes or other soft ground.
 Tar-coated water pipes must be shel- lacked before they are painted. or the tar will make stains that will show through the paint
 Into the trade school at Liege, Bel giunn, there has been introduced a course in cigar-rnaking, fostered by Government subsidy.
 Chicago's telephone exchanges are the busiest in the country, with an av- craze of 9 calls on each of the 1S0, 900 lines each day.
 A three-cornered drill that cuts square holes and can be used on a lathe, drill press or milling machine. is recent invention.
 The Nile flood of 1908 was the high est since 1898, reaching a height of 3o6 feet above sea level at the Assouan dd m i'll September.
 New York has about 10000 passenger elevators and about 12.000 for freight service. 5000 of the former being in of fee buildings.
 A new English electric oven can cook four articles at the same time, yet is so compact that it is but 13 by II by 15 inches in size.
 Frances cider crop last year totalled AS 75O.932 gallons, as against 72,805OOO gallons in 1907 and 574.6S 900 gallons in 1906.
 There is more steel in the hull alone of the newest American battleship than in an entire vessel of the cruiser Brooklyn type.
 egraphy recently was established be- tween London and Karachi. India, distance of 5.532 miles.
 Under a new British law the expres- sion "child'' refers to person under 14 years of age, while a young per son. is over IA but under 16.
 The first class of Filipino physicians educated under American rule recent ly was graduated from the Philippine medical school at Manila
 A process of butter making by cleo trolytic action on cream has been pat ented by two Ohioans. The positive electrode gathers the butter globules.
 Over 500 tons of steel recently were moved in four minutes at Chester, Pa, by a Chicago engineer firm who re- placed an old bridge with a new one
 A vast prehistoric forest. buried un- der 4OO~feet of sand recently was dis covered by army engineers boring an artesian well at Sandy Hook, New Jersey.
 The pounding noise of steam pipes can be obviated by attaching to the pipes a small check valve, set to ad- init air, but not to release any pres sure.
 Japan recently completed and placed in commission the fastest passenger steamship in the Pacific. Oil fuel and turbine engines gives it 23-knot speed.
 By the use of internal combustion engines. a new British battleShip will do without tunnels, her decks carrying only 1nasts, gun turretS and bridges.
 The Norwegian StOrthing has voted Captain Roald AmundSen, a subsidy of SIS, coo to enable him to fit out Nan sens famous ship, the Tram, for a polar expedition
 An Iowa man has patented a key like attachment for coffee-pot handles which, when pressed, allows air to en- ter to facilitate the flow of coffee from the spout.
 In a new form of centrifugal pump the power is applied directly to the water. only about per cent. being lost in the journal, speed resistance ana friction.
 ent medicine has to be filed with the Austrian Government and other re- quirernents fulfilled before its impor- tation is allowed.