id	keyword
american_scientific_journal-6769	consumption
american_scientific_journal-6769	energy
american_scientific_journal-6769	lighting
american_scientific_journal-6769	category
american_scientific_journal-6769	technology
american_scientific_journal-6769	road
american_scientific_journal-6769	journal
american_scientific_journal-6769	research
american_scientific_journal-6769	lamps
american_scientific_journal-6769	engineering
american_scientific_journal-6769	cost
american_scientific_journal-6769	fixtures