An (energy equation) can be global.Logical formLearned from20 sentences. Energy can be as heat.Logical formLearned from20 sentences. Director may pertain-to energy.Logical formLearned from20 sentences. (Energy costs) can be residential.Logical formLearned from20 sentences. (Energy cost savings) can be annual.Logical formLearned from20 sentences. (Energy efficiency) can be in homes.Logical formLearned from20 sentences. Energy can be unparalleled.Logical formLearned from20 sentences. Energy can be necessary.Logical formLearned from20 sentences. Energy may undergo a harnessing.Logical formLearned from20 sentences. A person may throw energy.Logical formLearned from20 sentences. Solutions can be to (energy problems).Logical formLearned from20 sentences. Reliance can be on renewable energy.Logical formLearned from20 sentences. An (energy efficiency ratio) can be seasonal.Logical formLearned from20 sentences. An (activation energy) can be high.Logical formLearned from20 sentences. Energy can be refreshing.Logical formLearned from20 sentences.