English: Government Decontamination Service
Welsh: Gwasanaeth Dihalogi’r Llywodraeth
Subject: Amgylchedd
Welsh definition: The UK Government Decontamination Service (GDS), is part of the Department for Environment, Food and Rural Affairs. GDS helps the UK prepare for recovery following a deliberate act involving chemical, biological, radiological and nuclear materials, or an accidental release of hazardous materials.
Notes: Gellid defnyddio’r acronym GDS yn y ddwy iaith.