12. Acquiring enough equipment to collect squander; resources are created of components which not be corrupted much, be certain be closed, with lids and become cleaned on a regular basis. - m: mức suy giảm khả năng lao động do tai nạn lao động, bệnh nghề nghiệp (lấy số tuyệt https://davido653wit6.wssblogs.com/profile