DavidB4-bot
clean up & uniformity
19:49
-12
Dvergne
note 2 self - need to add table
04:16
+28
RLorain
adding missing reference tag
16:31
+33
Jallen
no edit summary
06:36
+23
Ed Poor
first isolated in 1808 by Sir Humphry Davy
00:32
+268