1 Wash off with lukewarm water once it dries down. 2  If this sticks to your skin, take a clean cloth and wet it with warm water. 3  Rub your face gently with this cloth to remove the oats scrub from your face. 4  Repeat 2 times a week to get rid of black spots on your face.
Please help improve the article with a good introductory style. (October 2009) (Learn how and when to remove this template message) A molecular probe is a group of atoms or molecules used in molecular biology or chemistry to study the properties of other molecules or structures.
An electron probe micro-analyzer is a microbeam instrument used primarily for the in situ non-destructive chemical analysis of minute solid samples. EPMA is also informally called an electron microprobe, or just probe. It is fundamentally the same as an SEM, with the added capability of chemical analysis.