chemicalize
/ˌkɛmɪkəˈlaɪz/Definitions
1. verb
to convert or treat something with chemicals, especially to make it more valuable or to disguise its origin
“The counterfeiters attempted to chemicalize the fake watches to make them look authentic.”
2. verb
to add chemicals to (something), especially to preserve or improve it
“The company chemicalized the water to remove impurities and make it safe for drinking.”