Negative Effects of E-waste & Improper Disposal
E-waste contains hazardous substances such as mercury, lead, and cadmium. When buried, they harm the environment by leaching and contaminate soil and groundwater. These negative environmental effects cause global warming problems and interfere with our aim to be more sustainable. In addition, toxic gasses release into the environment when disposed of improperly by burning. It results in workers getting exposed to dangerous substances. For example, exposure to mercury can cause brain damage.
Many companies and people’s dispose of their e-wastes by dumping to unregulated or illegal e-waste sites in developing countries for cheaper disposal alternatives. Nimtoli in Dhaka is one of the most used areas (nearly 70% of the e-waste) for disposing of e-wastes. Workers in these facilities are subject to daily exposure to hazardous chemicals. These sites often use children and have no safety regulations. Due to the exposure of those harmful chemicals, we are absorbed those e-waste in our home its very harmful to children and old age people, lost their abilities to talk, which affected their development and many people had lead poisoning, weak immune systems, and cancer.
Furthermore, improper e-waste management causes the loss of valuable materials. According to the EPA, for every million cell phones, 35 thousand pounds of copper, 772 pounds of silver, 75 pounds of gold can be recovered. Also, improper disposal has negative effects on the recovery of recyclable materials such as plastics, metals, and glass.
Collection Schemes & Transportation
The e-waste management process starts with collecting old and non-usable electronics and transporting them to recycling facilities. The collection process could be varying depending on the region or the collection company.
There are many collection schemes for e-waste collection activities. For example, E-waste receptacles are used for collecting smaller WEEE (Waste Electrical and Electronic Equipment) items. Door step collection is done on-demand when citizens request collection from their homes.E-wastebd.com take-responsibility to collect that e-waste through website platforms with the best price.
Shredding & Separating
Thethirdstepistoshredthee-wastesintosmallerpiecestomake the separating process easier. Recycling different materials togetherisnotpossible.Therefore,separatingplastics,metalsand other components is really important for the next steps. After metalsareseparatedfromtherest,apowerfulmagnetseparates iron and steel while water separation technology is used to separate glass from plastics. The final step in separation is to extractleftovermetalsfromplasticstopurifythewastestream.