You might mean laboratory.
a famous scientist would be Aristotle and a famous mathematician would be Archimedes
A seismologist would be one scientist. Also an oceanographer would be another scientist interested in studying tsunamis.
To be a scientist you usually need to have a PhD from a university. You could work for a scientist maybe. You could likely work in a science field, but the name scientist is usually reserved for those with a PhD...sometimes a Master's degree.
engineer
a scientist would use a spreadsheet for work progress or noting down anonimous thoughts.
boogers are cool and your mom likes to like them out of my nose
If a political scientist supports a candidate that goes against how he believes politics work, no one would find his conclutions supportive.
They would be called a botanist.
A scientist who studies water (H2O) would be a hydrologist or a water chemist.
Henri becquerel
Alfred Wallace.
some people have said the work experience as a lab technician would give you enough experience, but I'm researching for an answer also as i would like to be a forensic scientist :D hope this helps you more than it did me :)