1950s montage man in radiation suit examining a reactor / hanford, washington, united states - 警告標誌 符號 個影片檔及 b 捲影像00:14
1963 montage car illegally passing another car on highway with implied crash / united states - 警告標誌 符號 個影片檔及 b 捲影像00:18車禍
1970s montage guard making a phone call after an alarm sounds / new york city, new york, united states - 警告標誌 符號 個影片檔及 b 捲影像00:10