id	keyword
american_scientific_journal-6859	skim
american_scientific_journal-6859	latex
american_scientific_journal-6859	acid
american_scientific_journal-6859	coagulation
american_scientific_journal-6859	deammoniation
american_scientific_journal-6859	rubber
american_scientific_journal-6859	causes
american_scientific_journal-6859	process
american_scientific_journal-6859	tower
american_scientific_journal-6859	rate
american_scientific_journal-6859	flow