How did the production of penicillin change during world war ii?
different types of penicillin were developed.
stronger types of penicillin were developed.
larger quantities of penicillin were able to be made.
smaller quantities of penicillin were able to be made.

workers of lowell mills were greatly benefited for the waltham type of work which was more a paternalist kind, trying to protect the integrity of this little girls coming from small farmers and providing an adequate place of work, this in an effort to avoid the issues of bad place conditions and immorality that the people in bigger industrialized cities of great britain were experimenting.