The others petrol bomb the church and drive their boats through the stained glassed windows. The Finns perfected the design and tactical use of the petrol bomb. One suffered considerable damage; witnesses saw two individuals throwing "something looking like a petrol bomb". The petrol bomb was made from a whiskey bottle. In 2003, the pub was damaged in a petrol bomb attack. They leave after they throw a petrol bomb in one of their trailers. As Des throws the petrol bomb, the ensuing explosion engulfs the whole station. As the second reel began, an unidentified prisoner threw a petrol bomb. More than 4,000 petrol bomb including about 600 tied with portable propane bottles were discovered.