Using sterile water is very important, especially when using respiratory care devices.
One poured sterile water on the sting area; another rubbed it with an ice pack.
The first factor in contamination is how sterile and pure the water was to begin.
The powder must be mixed with the sterile water before using the medicine.
The sterile water was even in a squirt bottle.
The working channel was flushed thereafter with 30 ml sterile water.
Each aliquot was made up into a stock solution by dissolving in sterile water.
The stream had poured off the ice of the heights, and it offered only sterile water.
Each day, the pouch will need to be irrigated with 60 cc of sterile water.
The extreme depth of the bay also keeps the water relatively sterile, and translucent.