The video shows a person using a pair of tongs to hold a piece of metal over a fire. The metal is glowing red hot, indicating that it is extremely hot. The person then places the metal into a container of water, causing a large splash. The water appears to be at a high temperature, as it is also glowing red hot. The person then removes the metal from the water and places it back into the fire. The fire is bright orange and appears to be at a high temperature, as it is also glowing red hot. The person continues to hold the metal over the fire, causing it to glow even brighter. The video ends with the metal still glowing red hot.