How Is Milk Pasteurized?
How Is Milk Pasteurized? Milk is pasteurized by heating it to a temperature of about 62°Celsius (about 143°Fahrenheit) and then maintainin
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Disease
Where Would You Catch Malaria?
Where Would You Catch Malaria? The most likely places to catch malaria would be in tropical and sub-tropical countries, especially in the fo
Who Discovered Typhoid Vaccine?
Who Discovered Typhoid Vaccine? Typhoid vaccine, which gives immunity against typhoid fever, was discovered by Sir Almroth Wright (1861-1947
Who Uses a Cardiac Pacemaker?
Who Uses a Cardiac Pacemaker? Cardiac pacemakers are used by sufferers from “bradycardia” and “heart-block”. Bradycardia is a heartb
How Do Medicines Act?
How Do Medicines Act? Medicines act in a variety of ways. Some can cure an illness by killing or halting the spread of invading germs, such