What wavy lines in comic strips represent NYT Crossword Clue

Think about what might waft through the air and be drawn with squiggly lines.

????? are distinctive smells, often considered unpleasant.

In comic strips, wavy lines are often used to visually represent smells or ?????, suggesting something unpleasant or strong. This is a common visual shorthand in cartoons to indicate that something is emitting a noticeable scent.

Locker room emanations, Features of leftovers, at times, Foul smells, Unpleasant smells, Reasons for wrinkled noses