I did not realize the extent of variety of these machines adapted for a plethora of different environments. But, as always, there comes the potential harm to some environmental life. I will continue to sift through your posts and keep the good work up!
RE: T̲h̲e̲ ̲w̲a̲y̲ ̲w̲e̲ ̲c̲a̲n̲ ̲w̲e̲ ̲p̲r̲o̲d̲u̲c̲e̲ ̲n̲o̲n̲-̲p̲o̲l̲l̲u̲t̲i̲n̲g̲ ̲e̲n̲e̲r̲g̲y̲!̲