A normal dose of caffeine is about 50 mg to 200 mg. Caffeine works best when you take it on an intermittent, off-and-on basis. Higher doses can have much more potent effects. A dose of 500 mg or 600 mg of caffeine can affect you much like a low dose of an amphetamine.
This means the 25,300 American engineers employed in this field earned an average hourly wage of $43.90. The bottom ten percent earns as low as $53,120, while the top ten percent of materials engineers earn as much as $144,720 every year. Embed This Image On Your Site(copy code below):
Engineers are paid typically based on their experience and skill. Junior engineers make between 40 and 50 thousand dollars per year. Regular engineers make between $50 -70 tho â¦ usand and master engineers make between $70 to 95 thousand.t depend on the kind of Mechanical Engineering Shop you working at: some average engineer worker get pay $ 10 per hour while the manager is pay $ 50-60 per hour. You will have to define the term engineer.