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.
Tripe is the mysterious white, spongy stuff on grocery stores meat counters. It is animal stomach from a cow, a pig or a sheep. The United States Department of Agriculture (USDA) essentially only recognizes two types of Tripe in its Institutional Meat Purchase Specifications (1993): honeycomb and other.n the English-speaking world, Beef Tripe can come from the first three of the animal's four stomachs. (In the southern US, Tripe is just as likely to be from a hog.). Europeans distinguish between four different types of beef tripe, and use all four.