Some materials can hold the light energy long enough to completely randomize its direction.
Some materials hold the energy long enough to convert it to heat energy.
Without any discernible jerk Bruce could feel, the material he was holding on to seemed to reach its lowest point and stop.
Ultimately they expand and join to such an extent that the material can no longer hold and support the stress.
I doubt they can, even if I don't know why the material holds them in place.
Most materials, including the original Japanese versions, hold the alternate 19th century explanation to be the case.
The fecal material will hold a greater amount of moisture and have a greater surface area.
The material could hold a huge charge without even getting warm to the touch, and then discharge almost the exact amount of energy it had held.
A material that is red, for example, cannot hold red light.
That same material can hold the energy level of a blue photon quite easily.