Machinery -- Valuation 31 Factories -- 8 Construction equipment -- 3 Factory laws and legislation -- 3 Safety measures -- 3 Safety regulations -- 3 more ... Valaution 2 Administrative agencies -- 1 Cost effectiveness -- 1 Maintenance and repair 1 Mechanical movements -- 1 Monitoring 1 Plants -- 1 Privitization -- 1 Textbooks 1 less ...