Canto

1     7|    flame, like that of kindled sulphur, flies~Through his full
2     9| Descend where nitre, coal, and sulphur lie,~Stored up for use in
3    10|      Now so saltpetre fine and sulphur pure,~Touched with the fiery
4    14|       burning sore~With nitre, sulphur, pitch, and turpentine!~
5    14|   descends.~No better than the sulphur keeps away~The advancing
6    14|       with salt-petre, oil, or sulphur pale,~One and the other,
7    34|    eyes.~Ranker than pitch and sulphur is the stench,~Yet not thereat
8    40|     were blended;~But when lit sulphur, pitch and tar from side~