Changes

Usually a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering.  

Usually a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering.  

In the U. S. and Canada, the title of "Professional Engineer" and often also titles indicating a specific branch of engineering, such as "Civil Engineer" or "Mechanical Engineer" are restricted.{{fact}} In mainland [[Europe]] engineering is seen as comparable to other professions such as medicine and architecture.  

In the U. S. and Canada, the title of "Professional Engineer" and often also titles indicating a specific branch of engineering, such as "Civil Engineer" or "Mechanical Engineer" are restricted. <ref>[http://www.legis.state.ia.us/Rules/Current/iac/193c/193c4/193c4.pdf ENGINEERING LICENSURE]</ref> <ref>[http://www.answers.com/topic/professional-engineer Professional Engineer] Answers Corporation </ref> In mainland [[Europe]] engineering is seen as comparable to other professions such as medicine and architecture.  

In U. S. Army, Navy and Air Force, a person that is specially trained in engineering work.  

In U. S. Army, Navy and Air Force, a person that is specially trained in engineering work.