| Material Bans FAQQ: What materials are banned from RDCK waste disposal facilities? The current Solid Waste bylaw is currently under review. Currently the materials that are banned from RDCK waste disposal facilities are hazardous waste and liquid waste. Q: Why does the RDCK ban certain materials? The RDCK bans certain materials or special wastes (dangerous and hazardous wastes) that could potentially harm the environment or endanger the safety of RDCK employees and/or the public. | ||||||||||||||||||||||||||||||||||||||