Background. Smallpox is an acute, contagious disease caused by the variola virus, a member of the genus Orthopoxvirus, in the Poxviridae family (see the image below).Virologists have speculated that it evolved from an African rodent poxvirus 10 millennia ago.ackground. Smallpox is an acute, contagious disease caused by the variola virus, a member of the genus Orthopoxvirus, in the Poxviridae family (see the image below).
Most of the time in Western Australia and the Middle East. There is pure talc in the European Alps and the Himalayas. 4 people found this useful. Edit. Share to: 1  The Five Major Parts of the Brain At its most basic, the brain controls the body. 2  Electrical impulses are sent along the nervous system to and from the brain that regulate all movement.
Talcum Powder. Often referred to as  talc , it is a mineral composed of hydrated magnesium silicate in the loose form. Interestingly it is used in many industries, including electrical switchboards, due to its resistance to heat.his is a powder using talc or cornstarch and contains calamine, which is a combination of zinc oxide and iron oxide. It has mild antipruritic (anti-itching agent), antiseptic and astringent properties. On a positive note, at least one cyclist has had a positive experience with every item on this list.