Pregnancy may cause changes in hormones that affect the thyroid, and thyroid problems can affect a growing baby. For some women with Graves' disease, symptoms worsen in the first trimester, and then improve for the rest of the pregnancy. Symptoms often worsen again after delivery.
When was the School Bus invented? raman December 10, 2011 Comments Off on When was the School Bus invented? In 1827, George Shillibeer introduced the first school bus for Quaker school at Abney Park in Stoke Newington in the North-East of United Kingdom. It was horse-drawn and designed to carry 25 children. The rear-engine diesel-powered school bus was introduced in 1959 by Gillig Bros. Collin Bus introduced the first small school bus in 1967 and later in 1973 by the Wayne Busette. Miscellaneous Post navigation
On January 12, 1900, the Detroit Automobile Company released its first commercial automobile-a delivery wagon-designed by Henry Ford. This was Ford's second car design-his first design was the quadricycle built in 1896. On May 27, 1927, production ended for the Ford Model T - 15,007,033 units had been manufactured. On January 13, 1942, Henry Ford patented a plastic-bodied automobile-a car 30 percent lighter than metal cars.