1) hazardous a) dangerous b) largest part c) a device 2) appliance a) a device b) can be used more than once c) dangerous for your health 3) toxic a) dangerous for your health b) can be used more than once c) the fact of throwing away 4) disposal a) dangerous for your health b) the fact of throwing away c) can be used more than once 5) bulk a) can be used more than once b) a device c) largest part 6) to encance a) to increase the value b) to continue c) gradual development 7) to pursue a) gradual development b) to continue c) to increase the value 8) evolution a) to continue b) to increase the value c) gradual development 9) undermine a) to lessen the power b) to increase the value c) to continue

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