They also talked about such workers getting ‘mixed in’ with workers on substantive contracts, without the union or HR realising the extent to which this was happening.
Soniodd yr undeb hefyd am y gweithwyr hynny’n ‘cymysgu’ â gweithwyr ar gontractau parhaol, heb i’r undeb na’r tîm adnoddau dynol sylweddoli i ba raddau yr oedd hyn yn digwydd.