Swimmer's ear is an infection and irritation of the outer ear and ear canal causing redness, pain, and more. Thyroid cancer is cancer of the thyroid gland and can cause a cough, hoarseness, a lump in the neck, and more.
Around 1710 NewCommon invented Atmospheric Engine using steam for powering Water Pump to take out water from Coal Mines of England.
Trevor Field invented the play pump, which is a playground merry-go-round that can produce enough water for up to 200,000 people. There are currently 1,000 play pumps in various countries throughout Africa, but Fields goal is to build 1,000 play pumps in each African country, providing clean water for 10,000,000 people.