d to insulate electricity with wonderful perfection.The inside coatings consist of strong liquid sulphuric acid, andheavy lead tripods with vertical stems projecting upwards abovethe level of the acid, which, by arms projecting horizontallyabove the lip of the jar, bear the inductors and receivers,… … SA Sulphuric Acid. to the lid to prevent currents of air from circulating into theinterior of the jar, the insulation may be so good that the lossmay be no more than one per cent, of the whole charge in threeor four days. Two such jars may be kept permanently chargedfrom year to year by very slow…
Electricity · Magnetism
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