Coronavirus Family
	• Cause mild to moderate respiratory illnesses such as common cold. • Able to survive in dry air for up to 3 hours. • Can be killed by exposure to ultra-violet light, so they will not survive under sunlight. • Mutate easily, and each mutation triggers off an epidemic of respiratory disease.
		• A new mutation, which arose in Guangdong is suspected of causing SARS. • The name “coronavirus” refers to the protein molecules surrounding the virus, making it look like a crown (n.“corona” lat = crown).