You will be given a definition of a task first, then some input of the task.
In this task, you are given a paragraph, and your job is to generate comma-separated entities present in the given paragraph. Generate entities from a given passage in such a way that (i) they are present in the paragraph, (ii) they are non-duplicate, (iii) they underwent a state change during the process. Avoid creating entities that (i) aren't present in the process paragraph and (ii) aren't significant. 

Body temperature rises. The brain tells blood vessels to dilate. The sweat glands become active. Moisture is released from the pores. The moisture evaporates. The evaporation causes cooling. 
Output:
body ,brain ,blood vessels ,sweat glands ,moisture 