VOA-Sparrow Clinic The VOA-Sparrow Clinic is a collaboration between Volunteers of America and Sparrow Hospital, providing both physical and mental health care to the homeless in the Lansing area. Their location is 430 N Larch in Lansing.
Answers. Best Answer: Proposed to be an element by Carl Wilhelm Scheele in 1774, manganese was discovered by Johan Gottlieb Gahn, a Swedish chemist, by heating the mineral pyrolusite (MnO2) in the presence of charcoal later that year.
Fertilizer component. Nitrogen was discovered in 1772 by chemist and physician Daniel Rutherford, when the scientist removed oxygen and carbon dioxide from air, demonstrating that the residual gas would support living organisms or combustion, according to the Los Alamos National Laboratory.ertilizer component. Nitrogen was discovered in 1772 by chemist and physician Daniel Rutherford, when the scientist removed oxygen and carbon dioxide from air, demonstrating that the residual gas would support living organisms or combustion, according to the Los Alamos National Laboratory.