The radiation levels in the worst-hit areas of the reactor building have been estimated to be 5.6 roentgens per second (R/s), equivalent to more than 20,000 roentgens per hour. A lethal dose is around 500 roentgens (~5 Gy) over 5 hours, so in some areas, unprotected workers received fatal doses in less than a minute.
Sodium bicarbonate is the generic name for a drug that is most commonly used to calm upset stomach caused by irritation from acid reflux. It's available in tablet form and is also sold in combination with omeprazole (Prilosec) as the over-the-counter (OTC) drug Zegerid for acid reflux. Sodium bicarbonate belongs to a class of drugs called antacids.
The FDA classifies bicarbonate sodium as mineral supplements. Sodium Bicarbonate Cleaning. Bicarbonate sodium is used in traditional cleaning products and is 100% natural. It is often referred to as a green cleaner. When it is used in any of the countless practical uses it is comforting to know it is 100% water soluble. This makes is safe for almost anyone to use.