Working environment a) Copy out and complete Table 1.8 by stating the type of working environment in which you would need to use the following items of safety clothing and equipment listed in the table. b) With the aid of a sketch explain what is meant by: i) A transmission guard. ii) A cutter guard. c) For each of the examples listed below, sketch an appropriate item of safety equipment and state how it works. i) A drill chuck guard. ii) A chipping screen. iii) An interlocked transmission guard.