# เซอร์ฮัมฟรีย์_เดวี
## Noun (N)
### Sense: English chemist who was a pioneer in electrochemistry and who used it to isolate elements sodium and potassium and barium and boron and calcium and magnesium and chlorine (1778-1829)
- Davy
- Humphrey Davy
- Sir Humphrey Davy