Why did Marie Curie refuse to patent the discovery of Radium?

After discovering Radium in 1898, Curie and Pierre balked at the opportunity to pursue a patent for it and to profit from its production.

She might not need those patient, maybe she wanted to proofed her skills as a woman in the old days

Explanation:

After discovering radium in 1898, Curie and Pierre balked at the opportunity to purpose a patent for it and to profit from its production.

she might not need those patient, maybe she wanted to proofed her skills as a woman in the old days

no

the author develops a cold, and scared tone. making the reader shudder with fear, and suddenly become cold. i'm guessing that he's writing a scary novel, or maybe about a chilly december night.