1) Surroundings are beautiful plants, clean area and good security.

2) Make sure that you have a safe, clean area to change the diaper.

3) Thoroughly wash and clean area around pump module to prevent contaminants from entering tank.

4) Is the screen developing performed in a clean area with adequate ventilation?

5) Wipe off any streaks using a clean area of the lint - free rag.

6) An air shower is mainly installed between a clean room and a non-clean room. People and cargos have to get a shower before entering into the clean area.

7) The clean air from the air shower can remove the dust carried by the people and the cargos, which prevents dust source from getting into the clean area.

8) Can be sterilized using US BABY nursing bottle steam sterilizer. When not in use, it should be placed in a protective cover and stored in a clean area out of the reach of cockroaches.