Why are gun barrels rifled? Background to rifling Rifling consists of lands and grooves in the inside of a barrel‚ the lands are the part of the barrel which is not cut away while the grooves are the part of the barrel which is cut away. Lancaster oval bore‚ eight groove rifling and polygonal rifling are only a few example of rifling forms. Lancaster oval bore rifles have a smooth barrel interior. Unlike Lancaster oval bore rifles‚ grooved rifles have grooves which are engraved into the interior
Premium Firearm Rifle Gun
relaxed and without any back pains whatsoever. Are you planning to get a new mattress but do not know what to choose due to the many options that are on the market? If so‚ then you should have a look at the following pros and cons of main types of mattresses. Memory foam mattresses Pros: Memory foam mattresses are the best mattresses that offer you a natural spinal alignment and they actually resist motion transfer so you don’t disturb your partner when moving. In case you want a durable mattress
Premium
Essay 1: The Default In Human Nature The question of good or evil has plagued human thought for centuries. Every distinct society throughout history has had a unique philosophical mindset that guided the practices in structured daily life. The west was indoctrinating Christianity into their constructed idea of self; The east without psychologists or therapists had Confucianism to make sense of life. Philosophy like religion has a main objective that aims to explain what we experience within our
Premium Ethics Philosophy Religion
Artificial Selection in Animal Breeding Curse or blessing? Today humans use selective breeding to make our daily life easier. We use it in food products‚ we use it in humans which is also known as eugenics but we do it especially in animals. Charles Darwin also known as the father of evolution used selective breeding to help gather proof for his schedueled system for how evolution works by experimenting with animals such as birds. This topic has gotten alot of contreversy as it is considered as
Premium Natural selection Selective breeding Evolution
Outlining and examining the options of Jimmy‚ including the risks and benefits of the proposed treatment and the alternative treatments‚ the pros and cons of the options must be identified. The next is resolving the dilemma. By reviewing the options and issues and applying the basic ethical principles‚ the decision is viewed based on the presented options of the concerns. The application of the chosen option requires the actual implementation. Finally‚ the evaluation
Premium Informed consent Patient Medicine
Arguments on Tanning There are many different opinions on whether or not tanning is good for you. Some believe that tanning may cause skin cancer‚ leading to many deaths. On the other hand‚ many people that tan see tanning as a way to receive the vitamin D that one needs in their day-to-day lives. There are also various reasons as to why one tans. One major reason is to darken their skin and by doing this‚ they gain confidence. Others truly go tanning to soak up the vitamin D that they need for
Premium Ultraviolet Sun tanning Sunscreen
harm (non-maleficence)‚ respecting people and their autonomy (respect for autonomy) and fairness (justice)” [2]. Deciding on which treatment benefits the patient is an ethical dilemma. Before deciding between WLE and mastectomy‚ the surgeon has to present a complete and balance presentation to the patient concerning the pros and cons of said procedures. Even if the patient opt for either type of surgery‚ the definitive risk of local recurrence is still uncertain and hard to predict. Plus‚ the nature
Premium Cancer Oncology Breast cancer
are vital in developing society. According to this theory‚ society is continually developing as humans continue to interact with each other‚ with the use of symbols. The rational choice theory is all about the idea that people only care about themselves‚ and their own interests shape their way of life. The theory also claims that humans are self aware of the pros and cons of a decision‚ where humans weigh a choice based off of them. The theory suggests that humans weigh between a choice‚ and gravitate
Premium Sociology Symbolic interactionism Psychology
you calculate the crime rate if given the numbers (you need to know the formula) #crime/total popX100‚000 UCR pros and cons PRO: paper trail; CON only 50% crime reported Index Crimes list and defined Part 1 (criminal homicide) Part 2 unofficial from NCVS NCVS pros and cons PRO: capture unreported crimes CON: no paper trail Self-reporting pros and cons: PRO: unsigned crime report; Con: subject not identified Bill of rights: What are the key issues of the following Amendments? 1freedom of
Premium Crime Police Criminology
Would it be ethical or unethical for the government to allow people to buy and sell their organs? With commercializing Organ transplant the possibilities of unethical practices not to mention all the legal ramifications involved regarding this matter has been up for debate for years. Since 2003 there are more than 115‚000 men‚ women and children awaiting organ transplants (1). Commercializing the sale of human tissue has been considered inhumane‚ irresponsible and totally unacceptable. In 1984
Premium Organ transplant Organ Human anatomy