Some one pls help ill give you brainlist to the best answer.

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)