
Headlight Restoration
Why headlight is getting yellow and dull?
The reason why headlights turn yellow is because the material discolors under the influence of ultraviolet rays and heat.
Currently, most headlights are made of polycarbonate material , polycarbonate was adopted as the material for headlights in the 1980s because of its superiority over glass in terms of impact resistance, durability, workability, and cost advantages. However, polycarbonate is vulnerable to ultraviolet rays and heat, and its weak points are yellowing and fogging.
How to eliminate yellowing of headlights
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Use cleaner : Durability half year to a year​
Which is can buy at auto parts shop,
a cleaner with a coating agent should be selected to maintain the condition after yellow tarnish removal .
Without coating , it will return to dull within a few months .
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Polish : Durability few years
I am providing this method .
Using sand paper (600 ~2000 grid )to sanded down and polish then apply ceramic coating .
Without coating , it will turn back dull within a few months .
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PPF(paint protection film) : Durability 3~5 years
​Putting PPF on the headlight after polishing process (without coating)
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There are also methods such as applying clear coat and UV coat.
*Durability varies depending on where the car is stored .





Water Spot
Water spots on car glass are deposits of minerals left behind by evaporating water.
When water droplets on the surface of a car evaporate , minerals such as calcium and magnesium are left behind, creating a cloudy or hazy film on the glass .
This is when water left over from wiping when washing the car with tap water dries as it does, or when rainwater left over after a rainfall evaporates . Rainwater contains chemicals such as yellow sand, dust , and car exhaust , while tap water contains calcium carbonate. In addition , if waxing oil film is carried away by the water and adheres to the glass surface, it will adhere to the glass surface when the water dries and form scales .
Washing the car under the hot sun is not recommended because the water evaporates quickly and scales are more likely to form .
Water spots are not only unsightly, but can also etch and damage the glass if left untreated. It is important to remove water spots as soon as possible to prevent them from becoming permanent .
I try to leave as water spots as possible by using water purifiers and drying completely with a blower .



How to polish and coat on wind screen
On rainy days, especially at night, do you see glistening reflections on the glass surface from the lights of oncoming cars? This may be caused by an oil film stuck to the glass. If you are concerned about this problem, please take care of it as soon as possible .
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Atmospheric exhaust gases and other substances adhere to the surface.
The components contained in exhaust gases adhere to each other and form an oil film. Especially on roads where many cars pass by, the amount of suspended exhaust gas increases, so the oil film gradually adheres to the surface.
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Oil-laden water or rain while driving
When oily water from the road or rain containing exhaust gas adheres to the glass surface while driving, it can cause an oil film.
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Oil from wax applied to the body
In cars with wax applied to the body, when it rains, wax applied to the roof and other surfaces may run off together and form an oil film when it adheres to the glass.
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Dissolved water repellent glass coating
Deteriorated water repellent coatings, or when water repellent coatings dissolve and stick to the glass for some reason, can cause an oil film.
There are various causes of oil film. Since they are caused just by driving a car normally, make sure to maintain them to clear your glare-free vision.








Wash the car to remove dirt, etc.
Polish with special compound for glass. Areas that cannot be polished with a machine are polished by hand to remove old oil film components.
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Water stains can also be cleaned off with polish (Extreme water stains require polishing several times)
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After polishing, the compound is rinsed off,
IPA cleaner to remove oil and grease components. Then, a coating is applied to the glass
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*Notice
While there are some advantages, such as less frequent use of windshield wipers when driving and less dirt, there are also some disadvantages .
When wipers are operated after water repellent coating is applied, the glass may fog up white a moment .
The reason for this is that water particles are atomized by the wiper operation. The misty particles reflect light diffusely , making the glass appear cloudy .
At night, the lights of oncoming cars can further reduce visibility, which some people find dangerous .
Wipers can also make an unpleasant noise and catch on the glass, but this is almost always caused by deteriorated wipers and should be replaced .
Silicone wiper and graphite coating wiper are recommended .
durability depending on the number of times the wipers are used, where the car is stored ,and other factors .
If you are considering coating, please do so at your own risk .

What is an Iron remover
An iron remover is a cleaning product that is designed to dissolve and remove iron deposits from surfaces such as car paint, wheels, and brake calipers. These deposits can come from a variety of sources, including brake dust, rail dust, and industrial fallout, and can accumulate over time, causing damage to the surface and affecting the appearance of the object.
Iron removers typically contain chemicals that react with the iron particles and break them down, allowing them to be rinsed away easily. These products may also contain surfactants and other cleaning agents to help lift dirt and grime from the surface.
Here are some reasons why you should consider using an iron remover on your car
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Protects your car's finish
Iron particles can embed themselves in your car's paint and cause rust spots and other damage.
By removing these particles with an iron remover, you can help protect your car's finish and prolong its life.
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Improves the appearance of your car
Iron particles can create unsightly brown spots on your car's paint, wheels, and trim. By removing these particles with an iron remover, you can restore your car's appearance and make it look like new again.
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Enhances the effectiveness of waxing and polishing
Iron particles can interfere with the bonding of wax and other protective coatings to your car's paint.
By removing these particles with an iron remover, you can ensure that your wax and other protective coatings bond properly and provide maximum protection .
As you can see , the purple stuff is dissolving ,and these are the iron dust from the brake dust stuck on the surface of the car being dissolved by iron remover.





Deodorization and sterilization mechanism by ozone
Ozone (O3) is unstable and decomposes into oxygen (O2 ) and oxygen atoms (O ). The released oxygen atoms (O) are stabilized by bonding with other substances, and the odor-causing substances are oxidized and transformed into other substances, thereby eliminating the odor.
Odors that are easy to eliminate with ozone are those that are caused by living organisms (organic matter).
Specifically
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Indoor odors
Human body odor, aging odor, bad breath, animal (pet) odor, tobacco odor, odor seeping into equipment, odor in refrigerators and shoe boxes, odor on floors and walls, etc.
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Odors from food and cooking
Fish, onions, garlic, cheese, pickles, burnt smell, oil smell, etc.
Odors from daily life
Garbage smells, decomposition smells, drainage, sewage drains, moldy laundry smells, shoe smells, etc .
Odors that ozone is not good at are chemical odors that are not of organic origin and are difficult for the oxygen atoms emitted from ozone to react with .
Specifically
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​Odors from chemicals such as ink, paint, gasoline, grease, formalin, thinner, etc .
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VOCs, asphalt, plating, insecticides, perfumes, adhesives, flavors in sweets, etc .
If the odor is difficult to remove, ozone deodorization can be repeated several times to reduce the odor .
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Although it can clean and deodorize the air inside the car, it is not effective in directly removing mold inside the car air conditioner .
Therefore, if you are concerned about the odor caused by mold inside your car air conditioner, note that it does not eliminate the root cause .
Odors from inside the air conditioner are often caused by the evaporator, so cleaning the evaporator should eliminate odors in the car from the source .
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Pet Hair Removal
Going out with pets in the car is a lot of fun . . . .
But . . . .
It is very time consuming to deal pet hair after the ride .
In particular, it is difficult to remove pet hair from car seats, and some people tend to leave it there.
However, if left unattended, it can become a major problem.
Specifically, the following problems are likely to occur
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Mites may develop.
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Difficulty in cleaning: Pet hair can become deeply embedded in the fabric of car seats, carpets, and upholstery, making it challenging to remove. It can cling to the fibers, making vacuuming or brushing less effective, and may require specialized tools or techniques to thoroughly clean.
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Allergies and respiratory issues: Pet hair contains allergens such as dander, saliva, and urine, which can trigger allergic reactions in susceptible individuals. If you or your passengers are allergic to pet dander, leaving pet hair in the car can lead to discomfort, sneezing, itching, or more severe respiratory symptoms.
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Odor accumulation: Over time, pet hair can contribute to unpleasant odors inside the car. This is particularly true if pets have accidents or leave behind urine or other bodily fluids that can permeate the upholstery. The accumulation of pet hair can also trap dirt, moisture, and bacteria, which can result in a persistent, unpleasant smell.
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Reduced air quality: Pet hair can affect the air quality inside the car. When the car's ventilation system is in use, pet hair and dander can circulate in the air, increasing the concentration of allergens. This can be problematic, especially for those with respiratory conditions or sensitivities.
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Damage to the car's interior: Over time, pet hair can cause damage to the car's interior. As it accumulates, it can scratch or wear down surfaces, such as leather seats or trim. This can lead to the need for costly repairs or replacement of affected parts.
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To minimize these consequences, it's advisable to regularly clean your car's interior, including removing pet hair. You can use specialized pet hair removal tools, lint rollers, or vacuum attachments designed for pet hair to make the process more effective. Additionally, using seat covers or pet-specific travel accessories can help protect your car's interior from excessive hair accumulation.





