Laboratory equipment | Part 3
stopcock = a tap that controls the flow of liquid or gas through a pipe
Serology (serological) = the scientific study of serum and other body fluids
serum = the thin liquid that remains from blood when the rest has clotted
fine = accurate
contamination = the process or fact of making a substance or place dirty or no longer pure by adding a substance that is dangerous or carries disease
conduct = provide
See also