The signage in the companies besides recommendable is obligatory. Signaling emergency exit areas or fire extinguishers are crucial in case of fire or evacuation.
These signals can be divided into 5 groups:

1. 
   Warning signs:
   A warning sign is one that warns of a hazard or a hazard. Always with triangular shape, pictogram in black color and yellow background cOn black edges. By way of exception the bottom will be orange when dealing with harmful or irritating materials.
2. 
   Prohibition signs:
   A prohibition sign is one that prohibits behavior that is likely to cause a hazard. Always in a round shape, black pictogram with white background, cross strip and red border.
3. 
   Signs of obligation:
   A sign of obligation is that whichThe user to perform an action or procedure, its function is to prevent unnecessary accidents in the work area. Always circular, with white pictogram on a blue background.
4. 
   Signs of fire fighting equipment:
   They indicate the exact position of the materials or extinguishing systems, whether fire hydrants, fire extinguishers or fire-fighting buttons. Always rectangular or square,White pictogram on red background.
5. 
   Signs of rescue and rescue:
   These signals guide the user in the course of an evacuation or emergency situation. They are used to control the flow of people at their exit and prevent accidents. There are also these types of signs indicating the position of first aid kits or services or rescue devices.

Signaling cones are a key element in delimiting or signaling a prohibited workspace, accident or area, which may contain elements that are dangerous to vehicles or people.
They are usually made of plastic, cone-shaped and use striking colors like the orange along reflective white bands, which help them to be seen in a quick way.

Accordingthe location to place the cone must have some characteristics or another, the cone to signal in a private zone will not be the same model as the one used to signal an accident on a motorway.

• For private areas, cones are used without band, only for day use (1) .
• For urban and interurban areas, the cones are used with white (2) and reflective glass ball(3) for daytime use only, two reflective strip cones shall be used for day or night use (4) .
• For motorway there is a special model, with reflective prismatic band and a minimum height of 750 mm, for day and night use (5) .

As there are different types of cones according to type of signage, these also have regulations regarding placementer luminous panels, tread bands etc.
Likewise, the height of the cones is also a factor to take into account at the time of signaling the place.