1 Problem: The tissue surrounding the IV insertion site is swollen, pale, and cool to the touch. 2  Possible cause: Unintentional administration of solution or medication into the surrounding tissue. 3  Assessment: Leaking from the IV site with slowing or occlusion of fluid flow. Possible cause: Inflammation of the vein with possible clot formation due to trauma, bacteria, or irritating solutions. 2  Assessment: The patient reports tenderness, burning, and irritation along the accessed vein. 3  The rate of infusion has slowed.
While the Spaniard first patented a steam-operated machine for use in mining, an Englishman is usually credited with inventing the first steam engine. In 1698, Thomas Savery, an engineer and inventor, patented a machine that could effectively draw water from flooded mines using steam pressure.
A steam engine is a heat engine that performs mechanical work using steam as its working fluid. Using boiling water to produce mechanical motion goes back over 2000 years, but early devices were not practical. The Spanish inventor Jeronimo jerÃ³nimo De ayanz Y beaumont patented in 1606 the first steam. Engine in 1698 Thomas savery patented a steam pump that used steam in direct contact with the water being. pumped