| Answer | Crossword Clue |
|---|---|
| lubricant | a substance used to reduce friction |
| lubricants | LUBRICANT, a substance used to reduce friction |
| coolant | substance used to reduce the temperature of a system |
| humectants | A substance, esp. a skin lotion or a food additive, used to reduce the loss of moisture |
| astringents | A substance that causes the contraction of body tissues, typically used to protect the skin and to reduce bleeding from minor abrasions |
| mannitol | the substance used as an osmotic diuretic to reduce intraocular and intracranial pressures |
