often also make some unusual and potentially lethal finds. the net is latest discovery is a grenade dating from the first world war. my dad could have told you if it s an english old german carnate. but i conned this isn t dangerous there may still be some explosives inside but the detonator is gone. dinero knows there s always a risk some of these munitions can still go off and lethal accidents aren t uncommon still the farmer says he s not scared he s grown used to the annual so-called iron harvest. i was still a kid when i first found unishe and it s normal here it s all from world war one. we re. more than almost any other area the belgian town of the press still carries the scars from the first world war. military cemeteries are dotted throughout.