Columbia was the first shuttle to reach space, in 1981. Columbia carried dozens of astronauts into space during the next two decades, reaching several milestones.
Capstar is the brand name of a flea treatment for cats and kittens that weigh at least two pounds and are at least 4 weeks of age. It begins killing fleas within 30 minutes of ingestion and will kill more than 90 percent of the fleas in four hours.
Pets can be treated with topical pesticides in the form of shampoos, liquids, foams, sprays, powders, dusts and dips. Some of these only kill adult fleas after they bite the cat, while others kill fleas by direct contact. Some prevent eggs from maturing and hatching, while others kill the eggs, larvae and adults.