A scientific theory is a well-substantiated explanation of some aspect of the natural world that is acquired through the scientific method and repeatedly tested and confirmed, preferably using a written, pre-defined, protocol of observations and experiments.
Process Engineer Salary. A Process Engineer earns an average salary of $70,876 per year. A skill in Simulation is associated with high pay for this job. Most people move on to other jobs if they have more than 20 years' experience in this field. $52,970 - $97,247.
Entry level mechanical engineers, who have just obtained their undergraduate degree, earn an average starting salary of around $54,000 to $58,000. The salary will gradually increase with experience to around $80,000 in around 5 years or so.his in turn will lead to the increase in jobs for people who maintain those robots and their automated machines. Now let us look at the salaries of mechanical engineers at various levels of their career and which countries and which organizations or fields pay more.