You can pick up anything like cans, cigarettes, plastic bottles, plastic wrapper, plastic bags, drinks cups, take away packaging, crisps packets, etc.
Gallwch godi unrhyw beth fel caniau, sigaréts, poteli plastig, papur lapio plastig, bagiau plastig, cwpanau diodydd, deunydd pacio cludfwyd, pecynnau creision, ac ati.