An ampoule is a small sealed vial which is used to contain and preserve a sample, usually a solid or liquid. Ampoules are commonly made of glass, although plastic ampoules do exist. Modern ampoules are most commonly used to contain pharmaceuticals and chemicals that must be protected from air and contaminants. They are hermetically sealed by melting the thin top with an open flame, and usually opened by snapping off the neck. If properly done, this last operation creates a clean break without an
However, earlier research on blood and muscle samples from llama, alpaca, vicuna, vicuÃ±a, guanaco and alpaca x vicuna vicuÃ±a Hybrids At (Santiago zoo Cappuro and) silva 1960 indicated-a llama guanaco-and alpaca, vicuna vicuÃ±a subdivision as have more recent data (From ribosomal genes., semorile et). al in press
The lesser-known, smaller relative of the camel, the guanaco is an even-toed hoofed mammal. It has a similar build to the camel, with long, thin legs and broad feet with two toes on each foot. The guanaco lives in the dry, open plains and mountains of South America, where temperatures get cold enough for snow. It has special red blood cells that allow it to carry a lot of oxygen in its body, which means it can survive at great heights, where the air is thinner.