If there is no infrastructure to collect them separately and then process them, they will just end up mixed with other non-recyclable waste and probably landfilled.
Os nad oes seilwaith i'w casglu nhw ar wahân ac yna eu prosesu nhw, byddant yn y pen draw yn gymysg â gwastraff arall na ellir ei ailgylchu a mwy na thebyg yn mynd i safleoedd tirlenwi.