In addition, inadequate monitoring and inspection mean that in many countries a grey market is in operation, in which equipment collected is dismantled at sites other than treatment facilities.
Lisaks tähendab ebapiisav järelevalve ja kontroll seda, et mitmes riigis tegutseb n-ö hall turg, kus kogutud seadmeid demonteeritakse selleks mitte ette nähtud töötlemiskohtades.