Which action can help reduce the injury from liquid pesticide exposure?

Washing the exposed area with soap and water is the best action to help reduce injury from liquid pesticide exposure. This approach works effectively because it helps to physically remove the pesticide from the skin, thereby minimizing the amount of harmful chemicals that can be absorbed into the body. It's important to use soap, as it can break down the pesticide molecules more effectively than water alone, thoroughly cleaning the skin and reducing the risk of irritation or long-term health effects.

In situations of pesticide exposure, immediate decontamination is crucial. While other actions may provide some level of comfort or protection, they do not address the need for thorough cleansing to remove the toxic substance. For instance, applying a cold compress might relieve pain or swelling after exposure, but it does not remove the pesticide itself. Similarly, using petroleum jelly could potentially trap the pesticide close to the skin, leading to greater absorption rather than reducing exposure. Covering the area with a bandage may protect the skin after washing but does not help to eliminate the initial exposure or irritation caused by the pesticide. Consequently, washing with soap and water stands out as the most effective and immediate response to pesticide exposure.