But Never be dismayed by this alphabet soup. Only a few kinds are in everyday use. Also, manufacturers have a tendency to avoid these overly geeky monikers in favor of extra descriptive names alluding to A vital high quality from the filament, such as adaptability (NinjaTek's Ninjaflex and Polymaker's Polyflex, https://hud-helmet65208.webbuzzfeed.com/33647926/abs-no-further-a-mystery