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):
If you have been pondering on, how much do Mechanical Engineers make? The Median annual wage for Mechanical Engineers is $83,060. This is calculated by looking at the figure that half of the workers earned more than, and half earned less than. The lowest 10% earn less than $53,210, while the top 10% earn more than $126,430.