i guess because citrate or anything citric evaporates after in an open area.
Unconscious? Yes.
Refuses? No.
Happening at the scene? Yes.
Positive intentions? Yes.
I believe traits try that
<span>A disease is a disorder of structure or function in an organism; diseases are especially characterized by different symptoms. Diseases may be caused by a variety of mechanisms including invasion of a foreign organism or substant to genetically inherited diseases.</span>