Where does “mikrokemia” come from?

mikrokemia (Finnish) comes from Finnish mikro, from Finnish mikroaaltouuni, from English microwave oven.

mikrokemia (Finnish): microchemistry

Definitions

Step	Language	Word	Meaning
1	Finnish	mikro	microwave, microwave oven; microcomputer
2	Finnish	mikroaaltouuni	A microwave oven
3	English	microwave oven	—

mikrokemia — Etymology, Origin & Word History | Etymology Explorer