21,154
reputation
1
38
63

porphyrin

I'm a semi-retired physical chemist.

614
answers
0
questions
~1.5m
people reached
  • Member for 3 years, 10 months
  • 2,799 profile views
  • Last seen 11 hours ago

Top tags (170)

Score 504
Posts 175
Posts % 29
Score 248
Posts 88
Score 210
Posts 62
Score 208
Posts 56
Score 193
Posts 69
Score 138
Posts 43

Top posts (614)

View all questions and answers

Badges (102)

Gold

1

Rarest

Silver

38

Rarest

Bronze

63

Rarest