Use Simple Language
Using simple language will allow for the area of misconception to reduce.
Therefore causing a healthy work environment without the need of having to guess what was said.
Do Not Manipulate or Distort Facts
Manipulation of information is very critical in this workforce. With so may moving parts and interpretation of each person, everyone must be cautious.
A perfect example of this effect would be the children's game, "telephone", where one person tells another a phrase and by the time the same information gets to the end, it is completely distorted.
Tone, Volume and Pace
Regardless of the situations you are in, remember to always stay in a professional manner.
Others, such as guests or coworkers could be listening.
Select the adequate tone, volume or pitch in voice and keep a steady pace.