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If you’re constantly working with wood whether it’s professional or just for home works, you’ve probably heard of the track saw. For those new to the wood industry, you may have heard about them or may not. So, what is … Continue reading →

The aircraft engine (ionic propulsion unit of ions, that accelerates the positive ions through a potential difference) is approximately ten times more efficient than classic system based on combustion. mediaimage Introduction Propulsion,Modern Propulsions for Aerospace-Part II Articles on an aircraft, … Continue reading →