A photo of Elvis (center) with his doctor Nick Nichopoulos (back) taken shortly before his death. (Courtesy of Nick Nichopoulos) LOS ANGELES â It has been widely reported that Elvis Presley died in 1977 from cardiac arrhythmia, an irregular heartbeat, possibly brought on by drug dependency, obesity and a weak heart.
If the Ionic or Electro-chemical theory of corrosion, as described in the preceding chapter, be accepted it is then easy to divide all practical cases of corrosion into three types : (1) Auto Corrosion, (2) Contact Corrosion, and (3) Externally Induced Corrosion. (reference).
2.Corrosion is the disintegration of all types of metals as well as materials such as polymers and ceramics while rust is the corrosion of iron and its alloys. 3.Corrosion is caused by a materialâs reaction to chemicals while rust is caused by water or moisture and oxidation.