sentences: as the injuries of a thunder chlorophyll , the window in that dating will stay faster / farther apart
docs: rubidium_strontium_dating is dating. radiometric_dating is estimating_age. radiocarbon_dating is measuring_event. computer_dating is dating. chromatids_and_chromosome_duplication is situation. radioactive_dating is dating. dating is not_for_squeamish. radiocarbon_dating is dating. news is up_to_date_information.