DRYCLEANING
AIM :--To learn the washing of clothes by dry cleaning method .
INTRODUCTION :---Cleaning with soap and water is not always advisable forall kinds of fabrics . Some rich and expensive silks , Rayon's and woolens loose
their luster , sheen and rich texture when washed . Such fabrics are cleansed by
a method called dry cleaning .
In dry cleaning soap and water are replaced by what are
called " dry cleaning reagents " There are two methods of dry cleaning by means of grease absorbents and by means of grease solvents . Dry cleaning process may be performed by
1.The immersion of garments in a grease solvent in order to dissolve the grease .
2.Spot cleaning by sponging dirty sports with a grease solvent.
3.Absorption of grease by powders .
(a) Sprinkled on dirty sports or by
(b) Application of a paste made of a grease absorbent powder and a grease solvent .
PREPARATION :---
1. Examination of the article .
2.Mending wherever necessary .
3.Removal of buttons and emptying of pockets .
4.Brushing thoroughly to remove all stains loose dust
5.Stain removal :All stains except the grease stains should be removed . Grease stains
will be removed in the process .
After the removal of the stains , the article should be allowed to dry .
CLEANING :---The article is thoroughly wetted and cleaned in plenty of petrol . A
dry cleaning pump is used for this purpose.
METHOD :---Pour sufficient petrol in the container and immerse the articles in it .
Pressing it down with a wooden rod . Then stir it thoroughly , close the lid and shake the container so that the petrol and the article are in continuous motion . A
suction washer may be used in place of a wooden rod . Allow 5 to 15 minutes for
the process according to the size of the article and the quantity of dirt in it .
Lift up the garment and rape it round and round the wooden rod
and then press the material on the rod with a wooden spoon to squeeze out as much
of petrol as possible . Place the article in a basin and press it on one side with the wooden spoon to extract more petrol from the article . Then strain the petrol
through a filter paper , blotting paper or a piece of muslin in to a can or a bottle and close the can with tight lid . If the petrol used gets very dirty before the article
has been properly cleansed then the whole process should be repeated again with a
fresh lot of petrol . This is called rinsing .
DRYING :---Hang the articles to dry for a day in a shady place away from the sun so that all traces of petrol and its odor disappears .
FINISHING :---As long as the smell remains in the article it should not be ironed
The article should be finished according to its type and texture .
IMPORTANT:----The process of cleaning , rinsing , straining and bottling of petrol
should be carried out with speed to minimize its evaporation the place choosen
for working should be far away any source of heat to guard against accidental fire .