for environmental reasons essential that this type of waste is disposed of contains large quantities of toxic substances including heavy metals such as mercury lead and cammim
For environmental reasons it is essential that this type of waste is properly disposed of, because it often contains large quantities of toxic substances, including heavy metals, such as mercury, lead and cadmium, and CFCs.
For environmental reasons it essential that this type of waste is disposed of, contains large quantities of toxic substances, including heavy metals, such as mercury, lead and cadmium, and