| James has to set himself apart from other mortals and purify himself from normal appetites in order to perfect his art. |
| They offer mineral-rich mud to apply as body wraps which purify the blood and loosen up the joints. |
| Chemists most often use distillation to separate and purify compounds in a mixture. |
| At some sweat lodges sage and cedar are thought to purify the space, while tobacco leaves bless the earth. |
| The temptation to purify the old steelwork has been resisted and it retains some of its patina, the paint peeling in places. |
| The machine uses natural processes of plants and algae to purify waste water. |
