https://www.howitworksdaily.com/wp-content/uploads/2015/09/Reaction-Explosion-of-Alkali-Metals-with-Water.jpg   do you know some of metals are so reactice that they explode when they contact with water ,also there are some metals like potassium, sodium, lithium, rubidium and caesium – that are so reactive that they oxidise   instantly exposed when they contact with  air.even that elements are that strong even a drop of water put on them they explode