P158Unit 23Disposal of Solid WastesAbstract This investigation is conducted to measures of solid waste disposal.The result indicated that there are three ways to deal with it. They are: landfill, incineration and other conversion process.It was shown that landfill is the most economical and consequently common of solid waste disposal.And about incineration, how to volume reduction and energy recovery is urgent affairs.And we may use chemical or biological processes abroad in the future.