Radioactive aerosol monitors were used to monitor the radioactive substance concentration or the total amounts in effluents from the nuclear facilities,in according to which evaluation was done if the national regulated discharged limitations or the designated object amounts were met Radioactive aerosol monitors were used to monitor the radioactive substance concentration or the total amounts in effluents from the nuclear facilities, in according to which evaluation was done if the national regulated emissions limitations or the designated object amounts were met