(4) While legislation at Community level rel
ating to persistent organic pollutants has been put in place, its main deficiencies are that there is an absence of, or incomplete legislation on, prohibition of the production and use of any of t
he currently listed chemicals, that there is no framework to subject additional persistent organic
pollutant substances to prohibitions, restrictions or elimination, nor any framework to prevent the production and use of new substances that exhibit persistent organic
pollutant ...[+++] characteristics.