Related Clues:

• Major cause of inflation
• It can be hot, thin or cold
• See 17 Across
• Ham medium
• Get out in the open
• Part of a media planner's buy
• Dash device
• Mechanic's focus
• "Fireside chat" medium
• Service station sign
• AM/FM apparatus
• Auto accessory
• It's inhaled
• A lungful
• It may be waterproof for the shower