====== Chemistry of Beer ====== This page covers topics related to beer chemistry. ===== Specific Gravity ===== ^ Abbreviation ^ Stands For ^ Meaning ^ | SG | Specific Gravity | Sugar content of a sample of liquid. | | OG | Original Gravity | Specific gravity of wort before fermentation starts. | | FG | Final Gravity | Specific gravity of beer after fermentation finishes.| ===== Enzyme Activity ===== See [[amylase enzymes]].