Most of the metals in the Periodic Table are used as catalyst for one reaction or the other
A meteorologist.
A scientist would most likely use a ruler or caliper to measure the length of a nail or other small object. These tools provide accurate measurements in centimeters or inches.
An Astronomer
Soil
thermometer
bio
A meteorologist specializing in severe weather events like thunderstorms would be the most likely earth scientist to study them. They would investigate the formation, behavior, and impact of thunderstorms on the environment.
It depends on what the catalyst would be.
Archaeologist. <3
Archaeologist
A physicts
There are a number of things that would most likely interest an environmental scientist. This will be anything that has to do with the environment and the various things that affect it.A+ water pollutionwater pollution