What inspired Garrett A Morgan to start inventing?

What is the meaning of Ergonomically correct? What do you do if you unable to view the tooltip? What precaution to take when carrying out fuel oil bunkering? How does an electric motor compare to a petrol motor? What is the history of computer registers till date? How do you upload files to a web host? Where should a welding machine be located? How you count lentgh of string without using strlen? How can wire up the voltmeter to measure 3 phase supply without rotary switch? What is the big-O worst-case complexity of this algorithm? How can you identify a cathode negative to an LED? What is the syntax for removing the characters from a string? Can you reduce amperage by using thicker wire with a constant voltage? Write the algorithm to find the largest number of three number? Various factors in selecting a machining process? What advice did Daedalus give to his son? What is a construction beam? Why While selecting a diode the most important consideration is its Peak inverse voltage? What is the difference between infiltration and run off? Write a program to determine the weighted arithmetic mean using C language?