What does the word 'liaise' mean exactly? The word liaise means to work with someone in a professional way. The end benefit should be mutual, and it is normally in a positive spirit to achieve common goals. Edit
The Australian standard covering safety signs regulates the design and use of safety signs. There are seven categories of safety signs identified by colour and shape: Mandatory signs Signs and safety Background Prohibition signs â these are signs that indicate something that you must not do. They are
Here are the answers. Different colors on signs mean different things. 1  signs mean stop or use caution. 2  signs with black lettering are used to warn you that you are coming to a hazardous area or an area with special rules. 3  signs with black lettering are used in areas where there is road construction.