Did you know that dry cleaning has long been an alternative to water washing for some fabrics by a number of conveniences. Let’s follow the article below to understand more about what is dry cleaning technology.
Dry cleaning has been around since ancient times. Records of methods of washing perishable items have been found in the ruins of the city of Pompeii, which was buried by the volcano Vesuvius in 79 AD. Back then, a lot of cloth clothes were made of wool and would shrink if soaked in water. Launderers used solvents such as ammonia (from urine) and lye, and a special clay to remove dirt, sweat and grease stains. on fabric. That way of washing is called dry cleaning. So what exactly is dry cleaning and why is it necessary to dry clean? Find out below.
firstWhat is dry cleaning technology?
Dry cleaning is the same as normal washing with the effects of soaking, crushing to remove stains and odors from clothes, however. Dry cleaning does not use water but uses a special solvent has a dissolving effect to remove all stains and ensure that the quality of the fabric is not affected.
Each fabric is normally used with a suitable solvent. Some synthetic solvents include perchlorethylene (PCE) and decamethylcyclopentasiloxane (liquid silicone).
Dry cleaning process:
Your clothes go through the following steps:
Step 1: Tag and check
Tag with a small paper tag or small label written on the collar of your shirt, so your clothes don’t get mixed up with other people’s clothes. Clothes are also checked for details such as missing buttons, missing threads, scratches, etc.
Step 2: Pretreatment
Difficult-to-wash stains such as small stains such as ballpoint pen ink, grease stains… will be pre-treated for easier and more complete washing.
Step 3: Dry cleaning
The clothes will be put into a washing machine with a sufficient weight with the capacity of the machine and cleaned with a specialized solvent. The device will automatically supply solvents and chemicals and carry out washing like a normal washing machine. Clothes after 2 – 5 washing processes (depending on the washing program for specific fabrics) will be rinsed and squeezed, then dried to remove the solvent before being ironed.
Step 4: Check for residual stains
Small stains such as ballpoint pen ink, grease stains… Your clothes will be inspected after the cleaning process is complete to see if stains are still present and will be treated for removal.
Step 5: End
Carry out ironing, folding, packing and fixing problems necessary to restore the garment.
2Why dry cleaning?
Dry cleaning has long become an alternative to water washing for some types of laundry, there are many reasons for clothes to be dry cleaned, some of which are as follows:
Avoid discoloring clothes
Sticking color on white clothes is a nightmare when washing, the cause of this fading is that some clothes are colored with water-based dyes that will easily fade in water and stick to fabric surfaces. light color. However, these dyes are quite stable when washed in dry cleaning solvents and help dry cleaning clothes less silver.
Reduces the problem of fabric shrinkage and fabric damage
Some materials contain fibers made from hair or animal fibers such as wool, silk.. Due to the structure of the fabric, it is easy to shrink, shrink or stretch and wrinkle when washed in water. This product must be dry cleaned or must be hand washed gently with special sodium-free chemicals and detergents to avoid clothes damage.
The quality of laundry is preserved
Dry cleaning brings the fabric to perfection and helps preserve the original quality and appearance of the laundry. In fact, to create the style, hold and firmness of new clothes, people often cover with a special “slaked” layer, but when washing water, these “slakes” are often dissolved in water to make them. lose its original shape and gradually lose its shape. This very rarely happens when dry cleaning. Dry cleaning helps preserve the original clothes and especially keeps the colors longer.
PCE is the most common choice for dry cleaning, but it is hazardous to both the environment and health, especially for laundry workers. In addition, people who regularly wear dry cleaning clothes can also be affected. If they breathe in PCE vapor for a long time, they may experience dizziness, lightheadedness, blurred vision, loss of coordination and mild memory loss, skin rashes.
3What clothes need to be dry cleaned?
There are many types of fabrics that need to be dry cleaned, such as down jackets. To be able to check most accurately you need to see the warning label printed on the garment. If the label has a crossed out icon of water, it is a symbol of not washing with water, you must wash it by hand.
Above is some useful information about dry cleaning technology. Hope you can learn more about this process and apply it with suitable fabrics.
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