Related Clues:

• High-pH compound
• Morally bankrupt
• It's stolen without being removed
• Either of two sides of a trapezoid
• Substance with pH of over 7
• With ball, our third most popular pastime
• Like metals used by 1-Across
• Strong base
• Plinth
• Soluble salt
• Command center
• Roots on edges of Ballymaloe House
• First paint coat
• The greatest house cocktail with heart of cantaloupe turns blue
• Sea of Tranquillity, for the Apollo 11 astronauts