id	keyword
american_scientific_journal-11174	laterite
american_scientific_journal-11174	soils
american_scientific_journal-11174	hydroxide
american_scientific_journal-11174	calcium
american_scientific_journal-11174	pozzolan
american_scientific_journal-11174	engineering
american_scientific_journal-11174	binders
american_scientific_journal-11174	materials
american_scientific_journal-11174	volume
american_scientific_journal-11174	journal
american_scientific_journal-11174	properties
american_scientific_journal-11174	construction