What is the recommended method to effectively flush an eye that has been exposed to an irritant?

Flushing an eye that has been exposed to an irritant should be done by flooding the eye with water under a tap, hose, or shower for a minimum of 20 minutes. This method ensures that the irritant is effectively removed and helps to dilute and wash away any harmful substances that may be causing discomfort.

The continuous flow of water not only helps to wash out the irritant but also prevents the eye from being further irritated by stagnant water. Additionally, using a flow of water allows for more thorough rinsing compared to methods that involve pouring or spraying water, which may not reach all areas of the eye. The 20-minute duration is vital, as it provides sufficient time for irrigation, ensuring that all remnants of the irritant are removed and minimizing the potential for long-term damage or infection.

Other methods, such as wiping with a clean cloth or applying a cool compress, do not involve the necessary flushing action of continuous water flow and may inadvertently introduce additional irritants or bacteria to the eye, potentially worsening the situation. Therefore, the recommendation to flood the eye for an extended period stands as the safest and most effective practice.