Laboratory: A Weekly Record of Scientific Research1867 |
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acetic action alcohol aldehyde ammonia amount amylene anthracene atoms BATTERSEA body boiling bromine Cannon Street CARBON FILTER COMPANY carbonic acid cent chemical chemists chloride CHURCH ROAD Class coal-gas colour compound containing copper corresponding Crucibles crystallised crystals decomposed decomposition dissolved distilled ether ethyl evaporation examination Exhibition experiments fact flame formed formula give heat hydrate hydride hydrocarbon hydrochloric acid hydrogen impurities iodide iron isomeric JAMES FIRTH LABORATORY lectures lime liquid London MANUFACTURERS Medical mercury Messrs metal mineral mixture molecule MORGAN'S PATENT nitrate nitric acid nitrogen obtained ordinary organic matter oxide oxidised oxygen paper Paris PATENT PLUMBAGO CRUCIBLE permanganate platinum potash potassium Practical Chemistry precipitate prepared present Professor pure quantity reaction Royal salt scientific shown SILICATED CARBON FILTER Society soda sodium soluble solution specific gravity specimens substance sulphate sulphide sulphuric acid supplied temperature THAMES WATER tion tube vapour volume weight yields zinc
Popular passages
Page 53 - Dr. Ure's Dictionary of Arts, Manufactures, and Mines : Containing a clear Exposition of their Principles and Practice.
Page 19 - ANSTIE. — Stimulants and Narcotics, their Mutual Relations, With Special Researches on the Action of Alcohol, ^Ether, and Chloroform on the Vital Organism.
Page 128 - This is the process which goes on whilst a lather is being produced in washing, but now the lather requires to be removed from the skin ; how can this be done ? Obviously only in one of two ways, viz. by wiping it off with a towel or by rinsing it away with water. In the former case, the pores of the skin are left filled with soap solution ; in the latter, they become plugged up with the greasy curdy matter which results from the action of the hard water upon the soap solution occupying the pores...
Page 113 - ... in all Branches of PRACTICAL CHEMISTRY, particularly in its application to MEDICINE, AGRICULTURE, and COMMERCE. The Laboratory is open daily, except Saturday, from Ten to Five o'clock ; on Saturday, from Ten to One o'clock ; and from October to March, on Monday and Friday Evenings, from Six to Nine o'clock.
Page 224 - Name the substances which are formed when carbon, hydrogen, sulphur and phosphorus are respectively burned in an excess of oxygen. Which of the following bodies can be burned in oxygen : — Sulphur, nitrogen, coke, sulphurous acid, wax, iodine, chlorine, and ammonia ? June, 1867.
Page 106 - Yet to how small an extent is it recognised that chemistry is of service — that many of our manufactures, in the words of our charter, mainly depend upon the application of chemical principles and discoveries for their beneficial development...
Page 128 - Thames water, as determined by analysis, does not differ much from that calculated from th<! above data. The analytical table given below shows that the average previous sewage contamination of the water delivered by the five companies drawing their supply from the Thames during the months of February and March, 1867, was 2466 parts in 100,000 of water, the amount calculated from the number of persons draining into the river being, as just mentioned, 2250 parts in 100,000 of water. As summer advances...
Page 342 - ... impulse, which nothing but dire necessity could have restrained; and from that he was saved by the promptitude with which, on his forwarding a modest outline of his history, with the notes he had made of these lectures, to Davy, that great and good man rushed to the assistance of kindred genius. Sir Humphry immediately appointed him an assistant in the laboratory ; and after two or three years had passed, he found Faraday qualified to act as his secretary.
Page 143 - I could gather them by conversation, the one cause upon which there was most unanimity of conviction is that France, Prussia, Austria, Belgium, and Switzerland possess good systems of industrial education for the masters and managers of factories and workshops, and that England possesses none.