Ozone Depleting Chemicals CFCs The destruction of ozone is accelerated by certain trace gases containing nitrogen, hydrogen, bromine, and chlorine. These are referred to as ozone depletion chemicals.
YAC (which stands for Yet Another Cleaner) is a company developing not only registry cleaners but all sorts of system utilities and security tools. And one of their best creations is the YAC Virus Removal Tool (which removes viruses, that must be clear).
Yaws: A forgotten disease. Yaws is a chronic infection that affects mainly the skin, bone and cartilage. The disease occurs mainly in poor communities in warm, humid, tropical areas of Africa, Asia and Latin America. The causative organism is a bacterium called Treponema pertenue, a subspecies of Treponema pallidum that causes venereal syphilis.