When did they start putting platinum in catalytic converter? Standard issue on cars in this country since the mid-1970s, catalytic converters use a small amount of platinum to convert harmful engine emissions, including nitrogen oxides and carbon monoxide, into less harmful ones, like nitrogen and carbon dioxide. Why is platinum used in catalytic converter? The […]
What is environment and why is it important to protect it?
What is environment and why is it important to protect it? It is critical to protect the environment so as to reduce the destruction of eco-systems caused by a myriad of anthropogenic activities. It is more of a moral obligation for humans to protect the environment from pollution and other activities that lead to environmental […]
Are extreme sports worth a risk?
Are extreme sports worth a risk? The most common injuries in extreme sports include fractures, strains, sprains, lacerations, bruising, chronic stress fractures, acute head injuries and more. But such sports frequently have more risks than traditional sports do, and they just aren’t worth the broken bones and broken bodies that come with it. Why you […]
What were the advantage of arch and dome?
What were the advantage of arch and dome? Answer. It is amazing how arch bridges get stronger the more they are used. Since arch bridges are designed to compress, this compression causes the materials to become more compact and closer to each other, firming the foundation and enabling the bridges to withstand heavier loads. What […]
What would the founding fathers think of the Civil War?
What would the founding fathers think of the Civil War? Those founding fathers, those signers of the Constitution who so adamantly defended and clung to slavery in the 1780s would likely have voted for their state’s secession in 1861 and embraced the war for the same reason they threatened to reject the Constitution. What did […]
Which of the following is one of the roots of graphic design as we know it today?
Which of the following is one of the roots of graphic design as we know it today? According to the author, graphic design as we know it today has its roots in two developments. They are: the printing press and the Industrial Revolution. What invention made it possible to devise a notice that could be […]
How long does it take to replace an alternator belt?
When did Uncle Sam first appear?
When did Uncle Sam first appear? 1812 Who is Uncle Sam based on? Sam Wilson Where Can Uncle Sam be found? There are two memorials to Uncle Sam, both of which commemorate the life of Samuel Wilson: the Uncle Sam Memorial Statue in Arlington, Massachusetts, his birthplace; and a memorial near his long-term residence in […]
Who played drums on watching the wheels?
Who played drums on watching the wheels? Steve Gadd What year did John Lennon Release watching the wheels? 1981 Who played on Double Fantasy? John Lennon Did John Lennon kill himself? Dece What were John Lennon’s last words? “Yeah” was apparently the last word uttered by John Lennon, according to an interview with one of […]
Why is it important to have a well functioning endocrine system?
Why is it important to have a well functioning endocrine system? The endocrine hormones help control mood, growth and development, the way our organs work, metabolism , and reproduction. The endocrine system regulates how much of each hormone is released. This can depend on levels of hormones already in the blood, or on levels of […]