scientific analysis of wastewater sample in laboratory, investigation of possible contamination by sars-cov-2 in humans,

2019ncov analysis analyzing bacteria biologics biology biotechnology chemical chemistry conceptual contagious contamination coronavirus covid19 danger environment environmental equipment experiment glass health humans image infection infectious influenza investigation laboratory liquid medical microbiology ncov pandemic pharmaceutical positive possible quality research sample sampling sars sarscov2 science scientific scientist substance technology test toxic tube vaccine viral virology waste wastewater water