Saliva that forms a white foam can be a sign of dry mouth. You might notice the foamy saliva at the corners of your mouth, as a coating on your tongue or elsewhere inside your mouth. Additionally, you ...

To this end, we synthesized silicone (polydimethylsiloxane; PDMS) foam disks resulting in a low cost (0.02$/disk) and ultraclean material suitable for analysis by gas or liquid chromatography ...