Detailed Instructions: You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.
Q: Well I experienced that it secreted something that glowed white in blacklight... but could be some perfume etc. too...\n\nskin can corrode metal... maybe because it secretes acids. I do not now how organic acids interfere with fabric colours, especially nonpermanent ones...
A:
Can skin secrete a substance that bleaches materials such as towels?