Screening material see it specifically defined in section 1 of Appendix 1 refer to material sewage or account is not used, then the end of the industrial Ministry issue 1.
Sorting materials that are used specifically defined in Article 1 of Appendix 1 or waste materials that are not used, then the Ministry of Industry No. 1.
Separating material not used specifically defined in the view volume 1 items of the supplement 1 account วัสดู filth or not used at the end of the 1, the notification of the Ministry of industry