the main strenght is each person has a job and the weekness is they are poor
Im not to good at geography but I think you are correct :)
Answer:
the answer to this question perhaps is service
They PUBLISH !
They provide complete written, detailed, technical descriptions of their thoughts, hypotheses, experiments, data, and conclusions, in publications that are read by other scientists around the world.
micrometer is used to measure the diameter of a thin wire