Nm.Y「Speaking of energy problem, bioethanol is one of the examples of relation to energy problem, isn't it?」

N.Y「Yes. Bioethanol is a countermeasure for global warming.」

K.S「Wasting energy by Solitary Meal finally leads to global warming.」

A.S「In the end, Solitary Meal contributes to a vicious cycle.」

R.Y「In short, many small problems like Solitary Meal lead to a big problem.」

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