The literary device used in this sentence is analogy
Inarticulate means not being able to speak or express clearly. In this case, Peter was inarticulate because he was angry when Mr. Dussel teases Peter about his cat which he loves very much. Not the same with Mr. Dussel who claims he is allergic to cats.
So they can be more intune with nature , get away from electronics and your skin needs vitamin D.
