these two differ significantly in weight means that electrical makes the collection rate higher while electronic waste which is rich in gold silver rare earth metals
These two groups differ significantly in weight, which means that electrical waste makes the collection rate higher, while electronic waste, which is rich in gold, silver and rare earth metals, often ends up on rubbish tips.
These two differ significantly in weight, means that electrical makes the collection rate higher, while electronic waste, which is rich in gold, silver rare earth metals, often ends up on rubbish tips.