Reflux occurs when stomach acid flows back into the mouth. Normal esophageal-stomach junction acts as a valve. Failure of this system causes GERD
Chest pain is discomfort in the front of the chest, described as sharp, dull, or pressure. May radiate to shoulder, arm, upper abdomen, or jaw. Associated symptoms include nausea, sweating, and shortness of breath
Reflux is the return of condensate from distillation columns to the upper part. More reflux improves separation efficiency and reduces theoretical plates needed. Reflux is used in petroleum refineries and chemical plants
Reflux heats reactions while continuously cooling vapors using a condenser. Temperature remains constant by preventing solvent evaporation and drying. Magnetic stir bar can prevent violent bumping of boiling liquids. Condenser must be filled with water for efficient cooling
Viruses cause 50-80% of sore throat cases in adults. Strep throat affects 10% of adults and 30% of children. Bacterial infections can cause sore throat without fever. Tonsillitis causes swelling of tonsils with or without fever
Treats stomach and intestine ulcers and reflux diseases. Reduces stomach acid production. Works within one hour, lasts 10-12 hours