Related Clues:

• Smooth in the shop
• Make smooth, as wood
• Golf hazard, often
• Glassmaker's mixture
• Take the edge off?
• Shore-castle material
• Beach material
• Pail pile
• Prepare for painting, perhaps
• Golf trap substance
• Burned-wood byproduct
• Powerful alkali from burnt wood
• The strange pathos of a potassium compound
• It's used to make glass
• Potassium compound used as fertiliser