reaches about - %. generally adopting methods of chemical decontamination, ion exchange and electrical purification. spent lyes concentration based on the principle of evaporation, content of glycerine reaches - %, to yield crude glycerin. glycerine distillation and refining crude glycerine is distilled in...
the fire by a chain attached to the drying pole. the kettles held water, which was now brought to a boil. when enough corn was husked to fill one of these kettles, i gathered up the ears and dropped them in the boilingwater. i watched the corn carefully, and when it was about half cooked, i lifted the...
released by "fissioning" (splitting) an atom's nucleus is about times greater than the chemical energy released by combustion, which comes from the electrons shared by two or more atoms. how do nuclear power plants work?...
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in a suitable vessel. put the green pepper into a basket in the boilingwater. keep the pepper in the boilingwater for one minute. dipping inboilingwater causes certain chemical changes in the pepper. disinfection also takes place simultaneously. the pepper treated thus can be dried in three orfour...
in a suitable vessel. put the green pepper into a basket in the boilingwater. keep the pepper in the boilingwater for one minute. dipping inboilingwater causes certain chemical changes in the pepper. disinfection also takes place simultaneously. the pepper treated thus can be dried in three orfour...
in a suitable vessel. put the green pepper into a basket in the boilingwater. keep the pepper in the boilingwater for one minute. dipping inboilingwater causes certain chemical changes in the pepper. disinfection also takes place simultaneously. the pepper treated thus can be dried in three orfour...
in a suitable vessel. put the green pepper into a basket in the boilingwater. keep the pepper in the boilingwater for one minute. dipping inboilingwater causes certain chemical changes in the pepper. disinfection also takes place simultaneously. the pepper treated thus can be dried in three orfour...