Chen Fan was completely lost in his memory. He did not know that this thing could shine, otherwise, he would have treasured it. He could not be blamed though because how would he have been able to distinguish whether it was good or bad as a child. The most he would do was play with it and dump it when he got bored. Who would have expected this thing to glow in the dark!
"That's why it's called 'ghost moon incense'!" Wang Xingyu pushed the spectacles on his nose bridge. "We tested it with instruments and found that it contained 226Ra, 232Th, etc. The isotopic element can emit light depending on its own excitation energy."
"But, although it can be found at night in the sea, people know very little about it. The straightforward reason is that when the toxin inside is slowly neutralized, it will cause numerous fish to devour it. The one we obtained last time, was from the jellyfish that slowly dried out after it was washed up on the beach.
