Purify food and drink

Purify food and drink was a transmutation or alteration spell that make food edible and water potable. The alteration version could be reversed, creating putrefy food and drink, which spoiled food and fouled water.

Effects
The transmutation version of this spell as an orison learned by beginning clerics and druids of any faith. When cast, this spell decontaminated of food and/or water per experience level of the caster. The spell removed dirt, poisons, parasites, mold, fungus, and impurities of any kind, making it suitable for consumption by most humanoids. Unholy water was ruined by this spell.

When cast in reverse, putrefy food and drink rotted food and contaminated beverages in like amounts, making them unfit and possibly dangerous to consume. Holy water was ruined by this spell.

Components
All versions of this spell only required verbal and somatic components.