Avian influenza A H7 viruses normally circulate Dispersal amongst avian populations with some variants known Know to occasionally infect humans .

Helmets impregnated with chemicals to neutralise Cure chlorine had been issued Supply in several variants , each more effective than the last .

In North America the Virgin name , and recently the Virgin Mobile brand , is used Using in full to increase Cause_change_of_position_on_a_scale brand association , compared with the UK and Australian festivals , where association is simply implied Statement through the use of the V. Like the other variants of the V Festival , the events are sponsored Supply by Virgin Mobile , in this case , either the US or Canadian versions .