What is called sublimation? Md. Saifur Rahman 29 Jun, 2020 If a solid substance converts to a gaseous substance due to the application of heat and converts to solid directly due to cooling, then the substance is called volatile substance and the process is called sublimation. You may likeDo I need car insurance?What is car insurance?How could I get cheaper car insurance?What is auto insurance?Why Adulterant food is the barrier to sound health?What are the producers?What are food preservatives?What is food chain?What is tertiary consumer?