These are exploding particles. After moving from left to right, traces of the particles remain. We’ve increased the bitrate as much as possible to enhance the video quality. In Adobe Premiere, you can adjust the colors to look better by changing the “White Map” setting under “Color Correction.” [Specifications] File extension: mp4 Codec: H.264 Bitrate: Approx. 200 Mbps Duration: 10 seconds