Forensic Science Essay

1. How atomic number 18 dismissal videos different than regular criminal offence films for investigators? brush aside scenes are different than regular crime scenes because the evidence that was at the scene of the crime is most likely burned and destroyed, also the individual who pull the crime is not at the crime scene usually. This makes it hard to report together who did it or why. You will also at the same period put on to use a different type of evidence to rear together the crime, instead of the evidence at the scene of the crime.2. What is the blast resultant?The blast effect is the outward rush of gasses from the point of origin of the bomb, it sens be over 7000 miles per hour or 3129.28 meters/s. It is related to Newtons second law because the second law states that the acceleration of an object depends on the net force acting on it.3. What are the two types of postgraduate explosives?The two types of high explosives are ancient and lower-ranking. The differe nce is very slight, primary explosives are easily detonated and are very sensitive to incite and friction, secondary explosives, like tnt or dynamite, are less sensitive to heat and friction. Primary explosives are usually not utilize in homespun bombs, because of their volatile nature.4. What is a substrate control? wherefore is it done? substrate control is an uncontaminated sample of a flammable liquid. It allows Forensic scientists to comparison two samples to see whether a flammable liquid was present at the time.5. How is the evidence from a fervidness scene collected? What should be avoided? recite from a fire scene is collected by being fixed in an air-tight container to prevent the evaporation of flammable liquids. Glass cases as well as clean paint cans with airtight lids. Plastic bags should be avoided because they can produce dangerous gases when they are mixed with flammable liquids.Crit mentation qs1. What do you bring forward would be the most challenging fed eral agency of investigating a fire or explosion crime scene? Why?The most challenging part of investigating a fire or explosion crime scene is probably collecting evidence, this is because on that point really isnt any evidence leave. Also the evidence left usually degrades quickly so forensic scientists usually have to be quick to collect the samples.2. Do you think search warrants should be involve for fire scenes? Why or why not?I do not believe warrants should be required for fire scenes because honestly whats there really left to search, its not like Im going by your house, Im going through a scene of a fire. Although I understand why or so may think you should require a warrant because of the fact that no one likes to be accused of a crime.3. Do you think more countries should adopt the practice of putting color coded chips in explosive materials? Why or why not?I do believe that color coded chips should be used because using color coded chips can help mother crim inals, also it makes it a lot easier to track where the materials go to and if they are used to make a bomb.4. Why do you think crime scenes involving home-baked bombs have increased?I think crime scenes involving homemade bombs have increased because the materials needed to make homemade bombs have been easier to get your turn over on,5. Why do you think the procedures are different from normal crime scenes to those involving fire and explosions? What benefits or challenges are there because of these different procedures?I think the procedures are different from a normal case to one involving fire and explosions, because of the amount of evidence that is left and the how dangerous the sites are even after a fire or explosive has gone off. Some of the benefits are that evidence can be collected faster because of the quicker answer time.