, ▁reci pes , ▁and ▁so ▁on . ▁They ▁also ▁may ▁be ▁used ▁to ▁help ▁resist ▁or ▁indicate ▁tam per ing ▁or ▁pil fer age . ▁ ▁As sets ▁In ▁industrial ▁or ▁military ▁environments , ▁asset ▁label ing ▁is ▁used ▁to ▁clearly ▁identify ▁assets ▁for ▁maintenance ▁and ▁oper ational ▁purposes . ▁Such ▁labels ▁are ▁frequently ▁made ▁of ▁eng ra ved ▁Tra ff oly te ▁or ▁a ▁similar ▁material . ▁They ▁are ▁usually ▁tam per - ev ident , ▁permanent ▁or ▁fr ang ible ▁and ▁usually ▁contain ▁a ▁bar code ▁for ▁electronic ▁identification ▁using ▁readers . ▁For ▁example , ▁the ▁US ▁Military ▁uses ▁a ▁U ID ▁system ▁for ▁its ▁assets . ▁ ▁Text iles ▁ ▁Gar ments ▁normally ▁carry ▁separate ▁care / tre at ment ▁labels ▁which , ▁in ▁some ▁regions , ▁are ▁subject ▁to ▁legisl ation . ▁These ▁labels ▁typically ▁indicate ▁how ▁the ▁item ▁should ▁be ▁was hed ▁( e . g ., ▁machine ▁was hed ▁vs . ▁dry ▁clean ing ), ▁whether ▁ble ach ▁can ▁be ▁used . ▁Text ile ▁labels ▁may ▁be ▁w oven ▁into ▁the ▁gar ment ▁or ▁attached , ▁and ▁may ▁be ▁heat ▁resist ant ▁( so ▁surv iv able ▁in ▁hot - air ▁dry ers ▁and ▁when ▁pressed ), ▁color fast ▁( so ▁does ▁not ▁ble ed ▁onto ▁the ▁gar ment ), ▁was h able , ▁le ather ▁or ▁P VC / Pl astic . ▁Print ed ▁labels ▁are ▁an ▁alternative ▁to ▁w oven ▁labels . ▁Some ▁u ph ol ster ed ▁furn iture ▁and ▁mat tr esses