Urticaria (hives) Introduction. Urticaria â also known as hives, weals, welts or nettle rash â is a raised, itchy rash that appears on the skin. It may appear on one part of the body or be spread across large areas. The rash is usually very itchy and ranges in size from a few millimetres to the size of a hand.
When was the first baby formula invented? in 1869 by Justus Von Leibig, this was a simple formula of potassium bicarbonate, wheat and malt flour and was mixed with warm cows milk. Swiss chemist Henri Nestle created th â¦ e first complete formula (no addition of cows milk, just water) in 1870.hen was the first baby formula invented? in 1869 by Justus Von Leibig, this was a simple formula of potassium bicarbonate, wheat and malt flour and was mixed with warm cows milk. Swiss chemist Henri Nestle created th â¦ e first complete formula (no addition of cows milk, just water) in 1870.
She invented a folding cabinet bed. Improved the Ironing Board. Birth and Death: 1855-April 8, 1905 Sarah Goode Invented shoe lasting machinery. Born and Death: September 15, 1852-August 24, 1889 Jan Ernst Matzeliger Invented automatic lubricator that spread oil evenly over a train's engine while it was still moving. Birth and Death: 1844â1929 Elijah McCoy James E. West Invented a inexpensive highly compacted and highly sensitive microphone. Born 1931-Granville. T Woods Invented the induction telegraph system. Birth and Death: April 23, 1856- January 30, 1910 Alexander Miles Invented automatic elevator doors. Birth and Death: May 18, 1838- May 7, 1918 Madame C.J. Walker Invented home-made hair grower for women with hair loss. Birth and Death: December 23, 1867- May 25, 1919