GCSE Chemistry
Using Resources
Using Resources is a core strand in Chemistry. Work through the topics below in any order, or follow your course — each guide includes explanations, common mistakes and exam-style practice.
Topic guides
Potable Water
Potable water is water that is safe to drink.
Open guideWaste Water Treatment
Waste water from homes, industry, and agriculture must be treated before it can be released back into the environment.
Open guideLife Cycle Assessment
A Life Cycle Assessment (LCA) is a systematic process to evaluate the environmental impacts of a product through all the stages of its life, from raw material e
Open guideReduce, Reuse & Recycle
Reduce, Reuse, and Recycle are the three main strategies for managing waste and conserving resources.
Open guideCorrosion & Alloys
Corrosion is the destruction of a metal by chemical reactions with substances in its environment.
Open guideCeramics, Polymers & Composites
This topic explores the properties and uses of different types of materials.
Open guideFertilisers & Haber Process
Fertilisers are substances added to soil to replace essential elements used by plants as they grow.
Open guide
Revision strategy
Students often slip on the details explained in our guides — read the “common mistakes” section in each topic.
- Alternate between reading a guide and doing timed questions — don’t only re-read notes.
- Return to this hub anytime; new guides appear automatically as we publish them.