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How can you repair a puncture in tire without dismounting the tire?

You can't properly repair a puncture in a tire without dismounting it. Here's why:

* Safety: A tire puncture compromises the structural integrity of the tire. Driving on a punctured tire, even with a temporary fix, can be extremely dangerous and lead to:

* Blowout: The tire could suddenly lose pressure and fail, causing you to lose control of the vehicle.

* Damage to the wheel: The puncture could damage the rim or wheel.

* Further damage to the tire: The puncture could worsen, causing the tire to become unrepairable.

* Thoroughness: A proper repair requires:

* Inspection: The inside of the tire needs to be thoroughly inspected to identify the cause and severity of the puncture, and to rule out any additional damage.

* Preparation: The puncture hole needs to be properly cleaned and prepared before inserting the repair plug or patch.

* Application: The repair material needs to be applied correctly and securely to ensure a long-lasting and safe fix.

Temporary Fixes:

* Tire sealant: This is a liquid solution that can temporarily seal a small puncture. However, it's not a permanent solution and should only be used for emergencies.

* Run-flat tires: Some vehicles come equipped with run-flat tires that can allow you to drive a limited distance with a puncture.

Always Remember:

* Use temporary fixes only as a last resort. Get to a tire shop as soon as possible to have the tire properly repaired.

* Never attempt to repair a tire with a large puncture or a sidewall puncture. These types of punctures are generally not repairable and require a tire replacement.

It's always better to prioritize safety and have your tire professionally repaired to avoid any potential hazards and ensure the longevity of your tire.