Because brown adipose cells function primarily as energy consumers and white adipose cells function primarily as energy stores, the common origin of these cells has been debated. In general, brown and white adipose cells are not found together; they form distinct tissues.
Tru-Spec Short Sleeve Tactical Shirt. The shirt you wear helps define who you are as an individual, so do not settle for a shoddy shirt that falls apart after a few wears. The Tru-Spec Short Sleeve Tactical Shirt is designed to be both stylish and functional. It comes with two chest pockets for easy access to small items, and the left pocket even has a small opening for a pencil.
The BDU shirt was part of the approved combat uniform for many years, so you know itâs built for the most trying situations. Available in long-sleeve and short-sleeve styles, these shirts come with several roomy pockets with fused flaps and drain holes to keep all your gear secure and readily available.