Compare and contrast the different types of machine

Compare and contrast the different types of machine guards that are discussed in the textbook. Provide at least one positive and one negative feature for three of the types of guards discussed in the textbook. What do you believe are some of the difficulties that might be encountered when attempting to install and maintain these types of guards on existing equipment in a workplace?

Summarize the fundamental steps in the risk assessment and reduction process discussed on page 361 of the textbook. How would you recommend establishing the level of acceptable risk? What steps would you take to make sure you identified all the hazards associated with a piece of equipment in a workplace?