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.
In ancient history, if you needed serious firepower in a water fight, you had to reach for the hose. That changed 20 years ago when inventor and NASA scientist Lonnie Johnson came up with a way to use hand-pumped air pressure to power a water-gun blast. His Super Soaker would forever alter the way water wars are fought. While Johnson has since had a hand in (arguably) more important work, including a PM Breakthrough Awardâwinning method for generating electricity, he considers the powerful water gun to be one of his favorite inventions.