PALCCOAT photocatalysis technical training (foreign company #1708)

We had technical training classes for an Asian company.

Studying about differences in photocatalyst decomposition.
a photocatalytic technical training for PALCCOAT(foreign company #3)
We conducted an ink decomposition test by photocatalyst coating. 
We prepare multiple tiles, then observe differences in decomposition with the photocatalytic film of thick, thin, uncoated. 

Instructor coats the ink on the tile, it teaches how to present.

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