Which is one reason that factory work was dangerous in the 1800s?

answer; william penn's approach made the colony diverse by attracting many types of people and religions;

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on

to make world peace not vileonce with fist but words