Photoluminescent ceramics and photoluminescent glass are produced by adding photoluminescent pigment in the producing process of common ceramics and glass . Compared to the common ceramics and glass , the products can glow in the dark after absorb the visible lights , this feature make ceramics and glass use more widely.

The material of the photoluminescent ceramics and glass can absorb various visible lights until saturated, then can glow in the dark constantly, unlimited recycle use ...