Practical and reliable TEWL, evaporation and permeability measurements. The VapoMeter is the only fully portable instrument available for the measurement of TEWL (transepidermal water loss) values and evaporation rates. TEWL is a well known indicator of the skin's barrier function. The VapoMeter is battery-operated and portable. This offers great freedom of movement and the possibility of measuring difficult areas.
How to Cook Beef Tripe. Beef tripe is a type of food derived from the lining of one of a cow's four stomach chambers. Tripe (which can come from many other animals, but usually hoofed farm animals) is eaten all over the world as an important ingredient in many local cuisines.
How to Cook a Beef Knuckle. Beef knuckle is a versatile cut of meat originating from the round primal cut, which is located in the rear of the animal. An entire beef knuckle weighs 12 to 16 pound. It can be carved into several other cuts, including kabobs and minute steaks. Beef knuckle is also known as beef ball tip roast, sirloin tip roast and French roll roast.