my assignment

1. USING SOLVENTS
PREPARED BY BISMA NOOR
CLASS V B
G.SCIENCE
FAZAIA DEGREE COLLEGE FAISAL KARACHI

4. EXAMPLES OF SOLUTIONS

5. WATER AS A UNIVERSAL SOLVENT

7. SOLVENT OF PAINTS
1. Water
2. White spirit

8. GLUES

9. SOLVENT OF GLUES

10. INKS AND DRY CLEANING
• Inks of ball points,fibre tip pens and other types contain dyes mixed with
solvents that evaporate very quickly.

11. INKS AND DRY CLEANING
• Many stains on clothes,carpets and furnishings donot dissolve in
water so the people who specialize in cleaning these materials
have to find out solvents which dissolve them.

12. METAL ALLOYS
• MAKING AN ALLOY
• It is dissolving a solid in a molten solid.

13. PROBLEM OF STEEL
i. RUSTS

14. CHROMIUM

15. NICKEL TO THE MOLTEN STEEL

16. STAINLESS STEEL