the possible excretion of the product, its active substances into the environment by treated animals, persistence in such excreta,
a mhéid is féidir le hainmhithe ar cuireadh cóir leighis orthu an táirge, a shubstaintí gníomhacha a eisfhearadh isteach sa chomhshaol, a fhad a mhairfidh na nithe sin san eisfhearadh sin,