Lasers are just focused beams of protons at exceptionally high frequency. They can produce a large amount of heat and radiation. Their uses are quite vast and could be used from drilling to atom smashing to point of focus...
1 Answers · Arts & Humanities · 23/04/2010
very much beneficial. You can make sure you don't waste water or seeds or fertilizer and that you have the right Ph for the crop you're trying to raise etc.
1 Answers · Education & Reference · 08/08/2006