Why are start buttons connected in parallel?

What does a higher rate of heating or cooling mean? How do you figure voltage drop on 277 parking lot lights? Are all engineers designated PE? Do you enter a void after death? How do I know when I need sewage grinder pumps? Is brass shiny? How do you get a Java program to display a backslash in output without it interpreting it as a program command? What make mos an active device? What is the Difference between schedule 10 and 10s piping? Who invented the elevator in the 1850? What is the best description of a mill levy? How long will a 4 cfm air drill last on 100 gallon tank pressurized at 3000 psi with a regulator stepping it down at 90 psi? What are the 4 static properties of a transducer? What is First order class 1 standards for survey? How is voltage loss overcome between the power station and consumer? Describe about storage allocation and scope of global extern static local and register variables? Need today's date as coloumn name in sql server using csharp .net? How do you convert from assembly to binary in c plus plus? What is the noun form of successfully? How do you hook up a hydraulic valve?