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Article SCIENTIFIC INTELLIGENCE. ← Page 3 of 4 →
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Scientific Intelligence.
sticking the tractors , one on each side of the knee , so deep through the stockings that the points touched the skin . He removed a rheumatic pain in the head from a latly by the ' same means . M . Kafn , by the traitors , relieved , in others , gouty pains of the head , and megrim ; and in himself , a rheumatic pain of the back , which , according to his sensations , was like a constriction in the cellular tissue . M . Hj . holelr , from his experiments , considers the effect of the tractors as indefinite and relative as that of other
remedies . He , however , saw relief given by them in the strnnguary in a case of syphilis . M . Bang also , at Soroe , freed a man from a violent goutypain in the thigh by drawing the tractors aoo times over the affected part . M- Jacobsen likewise found benefit derived from these tractors several times in the common hospital at Copenhagen . M . Tode tried them also in rheumatic pains , tooth-ache , inflammation of the eyes , and observed that they , neither did good nor harm . According to the editor , the tractors act as a mechanical stimulus , as conductors of electricity , as Galvanism , and also by the effects of the imagination . "
CHROME . THE fragility of chrome , the resistance it offers to the action of fire , and : the smallness of the masses in which it has hitherto . been naturally found , do not leave us any hopes that this metal can ever be of great utility indie arts . This assertion , however , may be going rather a little too-far ;' for a new substance , the pioperties of which tlo not at first seem likely r © be of much benefit to society , is sometimes found ,, after a certain period , to be
applicable to many important purposes in the arts and sciences . . . . The acid and the oxyd of this metal , however , msy be of the greatest utility . The former , on account of the beautiful emerald green colour which it communicates , even to enamel , without undergoing any alteration in its shade , will furnish painters in enamel with the means of enriching their pictures , and of improving their art ; and the second , by the beautiful cin ^ nabar red colour which it assumes and preserves in its combination with mercury , the orange red colour which it gives with lead ; and the carmelii . e red which it Communicates to silver , may become exceedingly valuable to painting in oil and in water colours . . \
CONVERSION OF IRON INTO CAST STEEL . A NEW method of preparing cast steel has been latel y announced in ' France by M . Clouet . His process is as follows ; take small pieces of iron , and place them in layers in a crucible with a mixture of the carbonate of lim . j Six parts of the carbonate of lime , that is chalk , marble , limestone , and in general all calcareous substances , and six parts of the earth of pounded Hessian crucibles , must be employed for twenty parts of iron . This mixture
must be so disposed that , after fusion , the iron may be completely covered b y it , so as to be kept from coming into contact with the atmosphere . The mixture is then to be gradually heated , and at last exposed to a beat capable of melting iron , if the fire be well kept up , an hour will generally be found ' sufficient to convert two pounds of iron into excellent and exceedingly hard steel capable of being forged , an advantage not possessed b y steel procured in tjie common manner , - ¦ - .
ANTIQUITT . M . DUPUITS , at the last meeting of the French National Institute , read a . second memoir on the Pelasgi , a nation of whom scarcely any thing more is Known than the name , and whose antiquity goes beyond tlie fabulous ages . The author p laces the origin of these people in Egypt ; from which he endeavours to show that the Pelasgi spread into Lybia as far as the Atlantic 0 c cari , and afterwards passed into Peloponnesus , the Archipelago and Asia .
Note: This text has been automatically extracted via Optical Character Recognition (OCR) software.
Scientific Intelligence.
sticking the tractors , one on each side of the knee , so deep through the stockings that the points touched the skin . He removed a rheumatic pain in the head from a latly by the ' same means . M . Kafn , by the traitors , relieved , in others , gouty pains of the head , and megrim ; and in himself , a rheumatic pain of the back , which , according to his sensations , was like a constriction in the cellular tissue . M . Hj . holelr , from his experiments , considers the effect of the tractors as indefinite and relative as that of other
remedies . He , however , saw relief given by them in the strnnguary in a case of syphilis . M . Bang also , at Soroe , freed a man from a violent goutypain in the thigh by drawing the tractors aoo times over the affected part . M- Jacobsen likewise found benefit derived from these tractors several times in the common hospital at Copenhagen . M . Tode tried them also in rheumatic pains , tooth-ache , inflammation of the eyes , and observed that they , neither did good nor harm . According to the editor , the tractors act as a mechanical stimulus , as conductors of electricity , as Galvanism , and also by the effects of the imagination . "
CHROME . THE fragility of chrome , the resistance it offers to the action of fire , and : the smallness of the masses in which it has hitherto . been naturally found , do not leave us any hopes that this metal can ever be of great utility indie arts . This assertion , however , may be going rather a little too-far ;' for a new substance , the pioperties of which tlo not at first seem likely r © be of much benefit to society , is sometimes found ,, after a certain period , to be
applicable to many important purposes in the arts and sciences . . . . The acid and the oxyd of this metal , however , msy be of the greatest utility . The former , on account of the beautiful emerald green colour which it communicates , even to enamel , without undergoing any alteration in its shade , will furnish painters in enamel with the means of enriching their pictures , and of improving their art ; and the second , by the beautiful cin ^ nabar red colour which it assumes and preserves in its combination with mercury , the orange red colour which it gives with lead ; and the carmelii . e red which it Communicates to silver , may become exceedingly valuable to painting in oil and in water colours . . \
CONVERSION OF IRON INTO CAST STEEL . A NEW method of preparing cast steel has been latel y announced in ' France by M . Clouet . His process is as follows ; take small pieces of iron , and place them in layers in a crucible with a mixture of the carbonate of lim . j Six parts of the carbonate of lime , that is chalk , marble , limestone , and in general all calcareous substances , and six parts of the earth of pounded Hessian crucibles , must be employed for twenty parts of iron . This mixture
must be so disposed that , after fusion , the iron may be completely covered b y it , so as to be kept from coming into contact with the atmosphere . The mixture is then to be gradually heated , and at last exposed to a beat capable of melting iron , if the fire be well kept up , an hour will generally be found ' sufficient to convert two pounds of iron into excellent and exceedingly hard steel capable of being forged , an advantage not possessed b y steel procured in tjie common manner , - ¦ - .
ANTIQUITT . M . DUPUITS , at the last meeting of the French National Institute , read a . second memoir on the Pelasgi , a nation of whom scarcely any thing more is Known than the name , and whose antiquity goes beyond tlie fabulous ages . The author p laces the origin of these people in Egypt ; from which he endeavours to show that the Pelasgi spread into Lybia as far as the Atlantic 0 c cari , and afterwards passed into Peloponnesus , the Archipelago and Asia .