Hard and soft water in laundry

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• 7 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. Why laundry work matters
2. Soaps and soapless detergents
3. How a detergent lifts dirt
4. Laundry agents and what each does
5. Hard and soft water in laundry
6. Laundry tools and equipment
7. The seven laundry processes
8. Sorting before washing
9. Treating stains
10. Washing methods for different fabrics
11. Rinsing and drying
12. Finishing: airing, ironing and storing