id	keyword
american_scientific_journal-1064	leaching
american_scientific_journal-1064	cca
american_scientific_journal-1064	wood
american_scientific_journal-1064	sorbents
american_scientific_journal-1064	arsenic
american_scientific_journal-1064	metals
american_scientific_journal-1064	compounds
american_scientific_journal-1064	copper
american_scientific_journal-1064	ash
american_scientific_journal-1064	chromium
american_scientific_journal-1064	temperatures
american_scientific_journal-1064	journal
american_scientific_journal-1064	technology