Many epoxies are damaged by exposure to UV. In fact, when using epoxy on boats, you always need to have some sort of protective coating over exposed epoxy or the UV will degrade it.
Many epoxies are damaged by exposure to UV. In fact, when using epoxy on boats, you always need to have some sort of protective coating over exposed epoxy or the UV will degrade it.
So that's flat sawn with the heart side up. Moisture content is always changing in wood. The top got dried and the bottom may have picked up a little moisture from the plywood it was resting on. I say resting but,,,always changing,,, The heart side is where to expect shrinkage cracks, shrinkage relative to the pith side.