27 strokes in total
- Hiragana:
- かがくおせん
- Alphabet:
- kagakuosen
- How to write 化学汚染
- 化: change, convert, reform; -ize
- 学: learning, knowledge; school
- 汚: filthy, dirty, impure, polluted
- 染: dye; be contagious; infect
© Japanese Kanji Names Dictionary, How to Read and Pronounce