THE CHALLENGES OF MILITARY OPERATIONS IN URBAN AREAS

The challenges of military operations in urban areas

Urban areas, depending on their characteristics, have different effects on the engagement of forces and equipment and the manner in which military operations are conducted.The characteristics of these areas that are important for conducting operations are position, location, shape, size, the method of construction, the layout of the street network,

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Natural ageing of polyaramide fiber from ballistic armor

Abstract Ballistic armor has been manufactured primarily based on polyaramide (Kevlar and Twaron) or Dyneema but the lifespan warranty in Brazil is only 5 years and after this time period they are incinerated or comminuted and ground up.This study aims to evaluate the changes on the physical, mechanical and morphological properties of polyaramide f

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Case report: A nodular lesion in the ventral region of the neck in the rat as a starting point for considerations on differential diagnosis

The purpose of this case report is to present a poorly differentiated sarcoma in a pet rat.A Air Dryers veterinarian detected a small-sized nodular lesion in the ventral region of the neck during a follow-up visit related to another ailment.The anatomical structures found in the neck region in the rat and the differential diagnosis when deformities

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