id	keyword
american_scientific_journal-564	building
american_scientific_journal-564	collapse
american_scientific_journal-564	mm2
american_scientific_journal-564	floor
american_scientific_journal-564	construction
american_scientific_journal-564	materials
american_scientific_journal-564	research
american_scientific_journal-564	engineering
american_scientific_journal-564	journal
american_scientific_journal-564	technology
american_scientific_journal-564	nigeria
american_scientific_journal-564	shooting