[header] How to use a nasal rinse [title] Place a clean, airtight container on a flat surface. [step] To begin making your nasal rinse, make sure you have a container that will be suitable for mixing and storage. [substeps] This container should not contain any dangerous plastics, or be a non-reusable container. 
Glass or bpa-free plastic are both good container materials to consider. Always remember to wash your hands before and after creating your nasal rinse.