Wear gloves, goggles, and your lab apron.
use a linear workflow
to avoid contamination
Two toothpicks are used to avoid cross contamination.
The best way to avoid contamination of samples in experiments is to limit contact with anything not necessary in the experiment. Specialized equipment may also help with this regard, such as the use of glass to avoid unwanted chemical reactions.
To avoid contamination of the instrument.
The motivations are: to avoid contamination, to avoid accidents, to avoid damages.
Manipulation of hot crucibles to avoid burns and contamination of the crucible.
to avoid bench contamination answer by cowboy
We can avoid contamination and dangerous substances mixing.
The purpose is to avoid consumers infection.
To avoid contamination in other experiments.
We can avoid contamination and dangerous substances mixing.