Doc Brown's School Science Revision Notes Website
@docbrownchem
Ex HoD Chemistry: Interests: KS3/GCSE biology, chemistry, physics & A/IB Level Chemistry Revision, railways, history, photography, archaeology, walking, Ireland
PLEASE do not follow me unless interested in SCIENCE or landscape, townscape, seascape 'pictures' with minimum text - antidote to Wikipedia!
Joined October 2015