Fire or furnace sand is generally coarser than the sand used in metal molding. It is used in building floors for acid open-hearth furnaces and in lining the cupolas and ladles that contain molten metal in the foundry industries.
What is fire sand used for
Sand forms a barrier between the fuel (whatever is on fire) and oxygen from the air.
Combustion requires heat, oxygen, and fuel. When sand is thrown on the fire it smothers the flames. (Removal of oxygen)
It is safe since sand cannot catch on fire.
Yes. People make glass by applying fire to sand.
Sand is heavy enough to push out all the air from the burning material. If a fire is starved of oxygen - it cannot burn.
fire and sand
rock + water= sand
sand + fire
we use a fire extinguisher ,fire blanket ,sand
the fire will go out.
Starves it of oxygen
you throw dry sand on it
Sand forms a barrier between the fuel (whatever is on fire) and oxygen from the air.
sand
glass
an oven or small kitchen fire
Combustion requires heat, oxygen, and fuel. When sand is thrown on the fire it smothers the flames. (Removal of oxygen)