3. Cross-contamination
A person whose skin is coated with a toxic substance gives his/her contaminated clothing to another individual. This likely will result in what is called Cross-contamination.
More information:
Cross-contamination is the physical movement or transfer of potential harmful bacteria/toxic substances/radiation from one person, object or place to another through a list of ways like sharing cloths, food,.. etc.
Example: A person whose skin is coated with a toxic substance gives his/her contaminated clothing to another individual.