Which of the following is NOT a method for gross removal of hazardous agents?

• A. Water shower
• B. Air off-gassing
• C. Submersion in alcohol
• D. Clothing removal

Answer: (C)

Submersion in alcohol is not considered a method for gross removal of hazardous agents. Gross removal techniques are intended to effectively and immediately reduce contamination from a surface or an individual. This typically involves methods that physically wash away the hazardous substance, such as using water showers or removing contaminated clothing.

Water showers are designed to rinse off hazardous materials from exposed skin or clothing, providing a rapid decontamination method. Similarly, clothing removal eliminates contaminated garments that can harbor hazardous agents. Air off-gassing refers to allowing volatile substances to evaporate away from a source, which can help reduce contamination levels but does not involve a direct physical removal method like washing or stripping away of materials.

In contrast, submersion in alcohol might not effectively remove certain types of hazardous agents and could even cause a reaction depending on the nature of the substance. Therefore, this approach is not standard practice in gross decontamination scenarios.