Sulphur mustard is a chemical warfare agent, which was largely used during the World War One and in Iraq-Iran conflict. It may also be used as a chemical terrorism agent. Therefore, medical professions should have sufficient knowledge and be prepared for medical intervention of any such chemical attack.Sulphur mustard exerts direct toxic effects on the eyes, skin, and respiratory tract, with su...

Abstract External and internal factors may cause a system’s parameter to vary with time before it stabilizes. This drift induces regime shift when the crosses bifurcation. Here, we study case of an infinite dimensional system: time-delayed oscillator whose delay varies at small but non-negligible rate. Our research shows that due this drift, trajectories from chaotic attractor tip other states ...