ves , ▁USA ID ▁Mass ▁Gra ves : ▁Ira q ▁Pictures ▁of ▁mass ▁gra ves ▁being ▁ex hum ed ▁in ▁Ira q ▁ ▁Category : 1 9 7 9 ▁establish ments ▁in ▁Ira q ▁Category : Build ings ▁and ▁structures ▁completed ▁in ▁ 1 9 7 9 ▁Category : 2 0 0 3 ▁arch ae ological ▁discover ies ▁Category : B ur ial s ▁in ▁Ira q ▁Category : C em eter ies ▁in ▁Ira q [ ▁Category : H uman ▁rights ▁in ▁Ira q ▁Ira q ▁Category : M ass ac res ▁in ▁Ira q ▁Category : Mod ern ▁history ▁of ▁Ira q ▁Category : Per sec ution ▁of ▁Kur ds ▁in ▁Ira q ▁Category : Sh ia ▁Islam ▁in ▁Ira q ▁Category : R ac ism ▁in ▁the ▁Arab ▁world <0x0A> </s> ▁The ▁T MA - 1 ▁and ▁T MA - 1 A ▁are ▁circular , ▁pl astic ▁c ased ▁Y ug oslav ian ▁minimum ▁metal ▁anti - t ank ▁bl ast ▁mine . ▁The ▁mine ▁consists ▁of ▁an ▁upper ▁pl astic ▁pressure ▁plate , ▁and ▁the ▁lower ▁body ▁containing ▁the ▁main ▁charge . ▁The ▁pressure ▁plate ▁has ▁eight ▁tri angular ▁raised ▁se ctors , ▁and ▁a ▁central ▁fu ze ▁cap . ▁The ▁pressure ▁plate ▁is ▁held ▁in ▁place ▁by ▁four ▁pl astic ▁p ins , ▁which ▁when ▁suff ient ▁pressure ▁is ▁applied , ▁she ar ▁allowing ▁the ▁pressure ▁plate ▁to ▁collapse ▁onto ▁the ▁mine ▁body , ▁trigger ing ▁the ▁U AN U - 1 ▁fu ze . ▁A ▁secondary ▁fu