▁ 3 D ▁printed ▁food ▁to ▁limit ▁food ▁waste ▁and ▁to ▁make ▁food ▁that ▁are ▁designed ▁to ▁fit ▁an ▁astr onaut ' s ▁di et ary ▁needs . ▁A ▁food - tech ▁startup ▁Nov ame at ▁from ▁Barcelona ▁ 3 D - print ed ▁a ▁ste ak ▁from ▁pe as , ▁rice , ▁sea we ed , ▁and ▁some ▁other ▁ing red ients ▁that ▁were ▁laid ▁down ▁cr iss - cross , ▁im it ating ▁the ▁int rac ell ular ▁prote ins . ▁One ▁of ▁the ▁problems ▁with ▁food ▁printing ▁is ▁the ▁nature ▁of ▁the ▁texture ▁of ▁a ▁food . ▁For ▁example , ▁food s ▁that ▁are ▁not ▁strong ▁enough ▁to ▁be ▁file d ▁are ▁not ▁appropriate ▁for ▁ 3 D ▁printing . ▁ ▁Ag ile ▁tool ing ▁ ▁Ag ile ▁tool ing ▁is ▁the ▁process ▁of ▁using ▁mod ular ▁means ▁to ▁design ▁tool ing ▁that ▁is ▁produced ▁by ▁add itive ▁manufact uring ▁or ▁ 3 D ▁printing ▁methods ▁to ▁enable ▁quick ▁pro tot yp ing ▁and ▁responses ▁to ▁tool ing ▁and ▁fi xture ▁needs . ▁Ag ile ▁tool ing ▁uses ▁a ▁cost - effect ive ▁and ▁high - quality ▁method ▁to ▁quickly ▁respond ▁to ▁customer ▁and ▁market ▁needs . ▁It ▁can ▁be ▁used ▁in ▁hydro - form ing , ▁stamp ing , ▁injection ▁m old ing ▁and ▁other ▁manufact uring ▁processes . ▁ ▁Medical ▁applications ▁ ▁S urg ical ▁uses ▁of ▁ 3 D ▁printing - cent ric ▁ther ap ies ▁have ▁a ▁history ▁beginning ▁in ▁the ▁mid - 1 9 9