“…In 2014, the AM industry grew 35.2 per cent to $4.103bn (Wohlers Report, 2015). Worldwide revenues from AM products were an estimated $1.997bn in 2014, an increase of 31.6 per cent from 2013 and continuing a series of years of impressive growth rates, including 41.3 per cent in 2013, 28.8 per cent in 2012 and 28.0 per cent in 2011 (Wohlers Report, 2015). Revenue from AM of metal products grew 49.4 per cent in 2014 to an estimated $48.7m, up from $32.6min 2013 (Wohlers Report, 2015).…”