How is "convection" used in a sentence?

One example of convection used in a sentence is: A closed stove cooks by convection naturally, whereas at a high temperature, it sends out heat. This sentence uses the word to refer to convection as the process of cooking faster at a low temperature to ensure even heating.

When convection is defined as the act of transmitting or moving, a person could write the following sentence: It descends the pipe by convection, continuing the journey into the drain. The form of convection that refers to cooking is labeled as an adjective, whereas the definition referring to the act of moving is the noun form of convection.