Laboratory Waste Management and Waste Determinations

Author(s):  
Russell W. Phifer
2018 ◽  
Author(s):  
◽  
Yonela Ngombane

This qualitative study explored the management of waste in commercial and training dental laboratories in order to determine the practices and attitudes of dental technology practitioners and academics towards reusing and recycling dental laboratory waste products, and alert them to the benefits of waste management on the environment. The research objectives were to establish and report on the extent of waste management that entails waste reduction through reusing and recycling, to uncover alternative uses for dental laboratory waste and the possible economic benefits thereof and to influence dental technology industry on environmental sustainability. The research project was conducted in the interpretive paradigm. In the course of this study dental laboratory owners, dental technicians/technologists and academics from the dental technology programme at a training institution were interviewed. Waste handling in dental laboratories was observed in order to gain greater insight as to current practices in laboratories. Thematic content analysis was employed to analyse the qualitative data. This study found that waste management was poorly understood and practiced amongst the dental laboratory owners, dental technicians/technologists and academics. The study adopted a waste management hierarchy conceptual framework which was influenced by the Waste Act (Act No. 59 of 2008). The negative attitudes towards responsible waste management practices and the poor understanding of waste management by dental laboratory owners, dental technicians/technologists were found to be as a result of the poor understanding of the possible impact that waste from dental laboratories can impose on the environment. The perceived lack of participation in constructive waste management legislation by the South African Dental Technicians Council was also seen to be a contributing factor to the negative attitudes towards responsible waste management practices within the industry. This finding reinforced the finding that the dental industry has no knowledge, understanding and desire to understand waste management and, more importantly, to understand that one does not practice things solely for legislative reasons but that there are economic as well as environmental reasons to practice constructive waste management. On the other hand, this study found that the industry was not averse to engaging in environmental friendly practices provided there is financial gain. This was established after the benefits of waste management practices were explained to the industry.


2011 ◽  
Vol 30 (6) ◽  
pp. 631-634 ◽  
Author(s):  
Mehrdad Askarian ◽  
Nasrin Motazedian ◽  
Charles John Palenik

2021 ◽  
Author(s):  
Hussein Abker Hussein

Abstract Background A good environmental health conditions is a challenge worldwide. However, Majority of Laboratory wastes extremely dangerous to the environment, animals, and human because of increasing numbers of laboratories and health facilities especially on big cities in Africa like Khartoum state Capital of Sudan.Materials and Methods A cross-sectional study was carried out on a group included 34 laboratories in Khartoum state from February to march 2021. Approvals have taken from each laboratory and participants voluntary informed consent and the data were collected using administered questionnaire and the data were analyzed by SPSS .Result Majority of the laboratories have sharp and needles waste , biological waste of human samples mainly (urine, stool, blood) and regular waste. Followed by chemical waste, culture media respectively, and radioactive waste which is the least frequent waste in Khartoum medical laboratories.More than two thirds of laboratory personal did not get training in waste management. greater portion of laboratories have specialized company approved by authorities to collect the medical waste and treat it. similar percentage of laboratories have dustman for this job and in few laboratories the collection and treatment of the waste done by laboratory staff.Majority of laboratories staff are separating the medical sharps from other types of wastes in safety boxes and get rid of it by specialized company in medical waste. Few laboratories throw the safety box in landfill and reuse the safety box again and others burring or burning it. Majority of laboratory staff they don’t know how to manage chemical waste. Conclusion Laboratories wastes are harmful to the environment, human, and animals. laboratories staff have inadequate training in waste management and disposable .there is no unique protocol for waste management and disposal followed by laboratories in Khartoum state so jeopardize laboratorian and community .


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