Sentence Examples

  • Formerly it was usual to insulate the rod of the electroscope by passing it through a hole in a cork or mass of sulphur fixed in the top of the glass vessel within which the gold leaves were suspended.
  • But In Order To Obtain Trustworthy Results By This Method He Found It Necessary To Employ Very Rapid Stirring (2000 Revolutions Per Minute), And To Insulate The Wire Very Carefully From The Liquid To Prevent Leakage Of The Current.