The document discusses dry cleaning, a process involving the use of solvents instead of water to clean textiles. It details the reagents used, such as fat solvents and absorbents, and outlines the advantages, like preserving the integrity of delicate fabrics, and disadvantages, including high costs and potential flammability. The document emphasizes the need for skilled personnel in the dry cleaning process.

1. DRY CLEANING
PRESENTED BY
ANITA SINGH
ASSISTANT PROFESSOR
HOME SCIENCE DEPARTMENT
CRD PG COLLEGE GORAKHPUR

2. CONTENT
• INTRODUCTION
• REAGENTS USED IN DRY CLEANING
• DRY CLEANING BY FAT SOLVENT
• DRY CLEANING BY FAT ABSORBENT
• ADVANTAGES OF DRY CLEANING
• DISADVANTAGES OF DRY CLEANING

3. INTRODUCTION
• Dry cleaning is any cleaning
process for clothing and textiles
using a solvent other than water.
• Dry cleaning is use of solvents to
remove soil and stains from fabrics.

4. REAGENTS USED IN DRY CLEANING
Fat solvent
• Benzene, petrol, ether,
acetone, carbon tetra chloride,
turpentine oil etc are mainly
used as fat solvent.
• Among these benzene, petrol,
ether, acetone are intensely
flammable substance while the
vapours of turpentine oil and
carbon tetra chloride are
strong and toxic.
• They should be used carefully.
Fat absorbent
• French chalk, bread powder,
magnesium powder, moongdal
powder, gram flour, telecom
powder and other commercial
powders are used as fat
absorbents.
• The absorbents in the form of
dry powder.
• They are not very powerful and
effective cleaners.

5. Dry cleaning by fat solvent
• By dipping in
petrol
• By sponging with
petrol

6. By dipping in petrol

7. By sponging with petrol

8. Dry cleaning by fat absorbent
• By making paste • By using dry powder

9. By making paste

10. By using dry powder

11. Advantages of
dry cleaning
• Expensive woollen coats, shawls, sweaters,
banarasi saries, blankets etc should be washed
by dry cleaning only.
• The colour, shine, attractiveness, freshness and
beauty of clothes remain intact for a long time
due to dry cleaning.
• The clothes remain soft.
• Pleats etc are not destroyed on clothes.
• The fur and felt fabrics is not suppressed.

12. Disadvantages
of dry cleaning
• This is an expensive method.
• Some fat solutions are highly
flammable.
• The smell of fat solutions on woollen
clothes remains for a long time.
• Dry cleaning is not done by all
people. It is mandatory for a person
to be skilled and experienced.