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Are railroads behind the curve on technological innovation?
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<p>[quote user="zugmann"]</p> <p>[quote user="Ulrich"]</p> <p>No bottled air required. All you need to do is to charge the system. with air. The air pressure holds each spring in a compressed state so long as there is sufficient air in the system.</p> <div style="clear:both;">[/quote]</div> <p>So how would you kick a car?</p> <p>[/quote]</p> <p><span style="font-family:verdana,geneva;font-size:small;">You build the system that I described.</span></p>
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