A medicinal spirit is a solution of a volatile substance in alcohol with or without water, prepared by either dissolving the volatile oil in alcohol or by distillation.
(A medicinal spirit; is; a solution of a volatile substance in alcohol with or without water, prepared by either dissolving the volatile oil in alcohol or by distillation) (a solution of a volatile substance in alcohol with or without water; prepared; by either dissolving the volatile oil in alcohol or by distillation)
A medicinal spirit a solution of a volatile substance in alcohol with or without water
is prepared
a solution of a volatile substance in alcohol with or without water, prepared by either dissolving the volatile oil in alcohol or by distillation
by either dissolving the volatile oil in alcohol or by distillation