why the people need to use protection when they are manipulating e wastes
because the wastes are toxic
raw meterial
why they recover some materials of e wastes
why the e wastes become a harmful problem for the enviroment
cadmium
beryllum
because they have presius metals
steal,aluminum,copper,plastic,gold
lead
plastic
they are realy difficult to recycle
most of the parts are not recycle
some harmful materials of the e wastes are
the most abundant waste
the basic material from which a product is made
because these wastes are toxic
mercury
flame retardants
what are the main elements people extract from these wastes
