The inspectors all looked at each other, unsure of what to say.

The woman was right, after all.

Harvey squinted at her again, and said, “You having a plaster isn’t illegal, but mixing diatomite sure is.”

Harvey slowly poured the tea in his hand on the plaster.

The woman’s face worsened by the second.

“Diatomite is a special material. It has two uses: it can be applied for medicine, or act as the creation of C4.”

“All you need to detonate diatomite is a simple yet common conductor: alcohol.