Key term for OCR GCSE Chemistry A, used in Interpreting and interacting with earth systems.
The first stage of water treatment where water is passed through a wire mesh to remove large solid objects like twigs and plastic.
Screening appears in OCR GCSE Chemistry A revision content for Global challenges, especially Interpreting and interacting with earth systems and Water Potability.
Create a free account to access OCR GCSE Chemistry A revision notes, track progress, and practise related key terms.