Matching Pairs Stones and ceramics IIIOnline version Technology in secondary school for spanish speakers by tekno TEKNESO 1 4th Stage: 2 2nd Stage: 3 6th Stage: 4 3rd Stage: 5 5th Stage: 6 1st Stage: Baking process: It consist of heating up the paste in a kiln at very high temperatures (700-1700ºC) Modeling process: It comprises all shaping techniques Drying process: It consist of the removal of water by evaporation from the paste Mixing process: It comprises to add water, anti-grease agents, fluxes and colouring Preparing process: Clay must be cleaned by removing traces of vegetable matter Glazing (vitrificado): It consists of giving a shiny and waterproof finish to the object through heat. It can also be finished by enamelling.