id	keyword
american_scientific_journal-9958	magnetite
american_scientific_journal-9958	water
american_scientific_journal-9958	oil
american_scientific_journal-9958	removal
american_scientific_journal-9958	turbidity
american_scientific_journal-9958	ferrofluid
american_scientific_journal-9958	research
american_scientific_journal-9958	efficiency
american_scientific_journal-9958	volume
american_scientific_journal-9958	journal
american_scientific_journal-9958	microplastics
american_scientific_journal-9958	adsorption
american_scientific_journal-9958	technology
american_scientific_journal-9958	ratio