Prakasok industrial activities. Re: how to keep breaking through the removal of buried it to move and transport the sewage or non-use, (vol. 1) 2531 (1988)
Department of Industry announced a set of stored procedures buried rid destruction left moving and transporting waste that is not recycled (No. 1), 2531.
Department of industrial works on the way to keep the destroy effect, get rid of the buried left moving and transportation, sewage or material that is not used. (No. 1) in 2531.