isolé is a French word meaning isolated or insulated
Hazard is the area of sand or water between the tee and the hole.
In math, isolating a variable is removing all constants from the side of the equal sign that the variable is on. ex. 3x=9 divide by 3 to isolate the variable x=3
Not all salts have sodium in them. So a salinity hazard could mean different salts.
Hazard is the area of sand or water between the tee and the hole.
Hazard means danger or harmful. Like, when you see a sticker on a battery that says "Hazard" on it, you wouldn't open it or anything, because it is a hazard. (or to be more specific, a biohazard)
heat danger
The hazard symbol warning of a flammable liquid looks link a stylized flame.
A type of atmospheric hazard that can be poisonous or harmful. Gases and dusts may be toxic if inhaled.
If you isolate a hazard you place it where it is not possible to a person to be exposed to it. You do this by putting it out of reach or by enclosing it or placing other barriers between it and the people it might hurt. You might place moving belts with pinch points near the ceiling where they are our of reach. You might enclose a noise source in such a way that the sound cannot get to people. These are examples of isolation.
That the substance is dangerous & explosive.
Do you, perhaps, mean "radioactive"? Yes, radioactive materials can be hazardous. If you literally mean "radiant", i.e. glowing, that's not technically in itself a hazard.