Answers

The Brainliest Answer!
2016-01-15T11:40:08+05:30
Sarin......most poisonous,
also cyanide, hydrogen sulphide
1 5 1
2016-01-15T11:44:48+05:30
Botulinum  is most poisonous gas , botulinum:-Several orders of magnitude deadlier than sarin...
1 5 1