Lavoisier made an important contribution to 18 by
coining the term "atom"
developing the law of multiple proportions
developing the law of conservation of matter
developing the atomic theory of matter

Lavoisier was the first person to come up with the concept of conservation of matter in chemical reactions.

This is what i found “nuclear fuel is material used in nuclear power stations to produce heat to power turbines. heat is created when nuclear fuel undergoes nuclear fission. most nuclear fuels contain heavy fissile actinide elements that are capable of undergoing and sustaining nuclear fission.” i hope this you for what your looking for. can you plz mark me brainliest?