But Do not be dismayed by this alphabet soup. Only a few forms are in day-to-day use. Also, brands tend to stay away from these extremely geeky monikers in favor of extra descriptive names alluding to an essential high-quality with the filament, such as adaptability (NinjaTek's Ninjaflex and Polymaker's Polyflex, https://esun-abs-filament75285.fireblogz.com/64333898/abs-no-further-a-mystery