What made factory work difficult in the late 1800's

Name three new weapons that changed how ww! was fought and how?

Which is a result of the free exercise clause? parents can prevent their children from being vaccinated. people with a religious objection to military service cannot be drafted. businesses that sell religious materials can be open only on sundays. amish children do not have to attend school past the eighth grade.

Which agency is under the authority of the department of labor? sec osha epa fda