It depends on what type of signs. On road signs they may be speed limits or distances; on tankers, they may be indicative of hazardous substances.
These are hazard symbols used to show what is in the tanker and what the dangers are eg. toxic and corrosive
The diamond shaped signs on trucks have numbers which identify the chemical contents the truck is carrying.
Signs of physical change - Change in appearance,taste,display of substance Signs of chemical change- Change in chemical reaction
Many hazard warnings exist: flammable, corrosive, toxic, radioactive, explosive, etc.
Tankers transport liquids, These maybe motor vehicles or ships.
There are 3 Eddie Stobart Petrol Tankers but this will change to 6 when they Commision the 3 Scania Tankers that they are getting
Pipelines, Oil tankers (Ships), Oil Drums, Road Tankers.
oil tankers are dangerous to humans by the pollution of the environment
Why is Sulphuric Acid transported in road tankers and not by train?
Tankers - 1975 VG was released on: USA: 1975
The symbol for Knightsbridge Tankers Limited in NASDAQ is: VLCCF.