Crossword Puzzle Bright swimmers

Clue: Bright swimmers

Gas in bright signs (NEON with 4 letters)
Bright layer of coal (CLARAIN with 7 letters)
Bright, as a porch (SUNLIT with 6 letters)
"Sunshine is brighter if our windows are clean", she wrote (SMITH with 5 letters)
Brightly radiant (EFFULGENT with 9 letters)
Not so bright (e.g. DIM with 3 letters)
Nottingham-to-Brighton dir. (SSE with 3 letters)
Bright beam (e.g. LASER with 5 letters)
1862 swimmers at Shiloh (REBS with 4 letters)
Features of some bright rooms (SKYLIGHTS with 9 letters)