you should grind off a mushroom - shaped head on a chisel or punch so as to prevent\n- mushrooming in your…

you should grind off a mushroom - shaped head on a chisel or punch so as to prevent\n- mushrooming in your work\n- splitting the shank of the tool\n- making the tool difficult to hold\n- particles of metal from flying when you strike the head with a hammer\nstudent should only use equipment when \n- a student wants to\n- when a student knows how to operate the tool\n- only when given instructor approval\ntrue or false: it is safe to wear prescription glasses as a replacement for approved safety glasses in the shop as eye protection.\n- true\n- false\na class a fire extinguisher can put out fires caused by: \n- electrical fire\n- kitchen fire\n- common combustible fire\n- flammable liquids fire

you should grind off a mushroom - shaped head on a chisel or punch so as to prevent\n- mushrooming in your work\n- splitting the shank of the tool\n- making the tool difficult to hold\n- particles of metal from flying when you strike the head with a hammer\nstudent should only use equipment when \n- a student wants to\n- when a student knows how to operate the tool\n- only when given instructor approval\ntrue or false: it is safe to wear prescription glasses as a replacement for approved safety glasses in the shop as eye protection.\n- true\n- false\na class a fire extinguisher can put out fires caused by: \n- electrical fire\n- kitchen fire\n- common combustible fire\n- flammable liquids fire

Answer

Brief Explanations:

  1. Securing a nut on a tool prevents parts of metal from flying when you strike the head with a hammer. This is a safety - related measure in a workshop setting.
  2. Students should only use equipment when given instructor approval to ensure safety and proper use.
  3. Prescription glasses are not a safe replacement for approved safety glasses in a shop as they may not provide the same level of impact protection.
  4. A class A fire extinguisher is used for common combustible fires such as wood, paper, etc.

Answer:

  1. parts of metal from flying when you strike the head with a hammer
  2. only when given instructor approval
  3. False
  4. common combustible fire