Related Clues:

• Anaesthetic - solvent
• Colourless, highly flammable liquid
• Solvent – anaesthetic
• One or the other losing one that knocks you out
• Colourless liquid used as a solvent
• A number coming from the Netherlands — could be three
• Out-of-use anesthetic
• Aristotle's 'fifth element'
• Upper regions of space, figuratively
• Onetime anesthetic
• Knockout number?
• The alternative way into hospital ward for anaesthetic
• Dioxane, e.g
• Anaesthetic hitch — temperature's dropped
• Dr. Larch's drug in 'The Cider House Rules'