In the video, a person is seen using a knife to cut open a clam. The person is holding the clam in one hand and using the knife in the other hand to cut it open. The clam is placed on a wooden surface, and there are other clams visible in the background. The person's hands are dirty, indicating that they have been working with the clams for some time. The knife is silver and appears to be sharp, as it cuts through the clam with ease. The clam is opened to reveal its contents, which are not clearly visible in the video.