The answer is Fire symbol 1
That is Fire symbol 1, signifies ammunition with a mass explosion.
The symbol can be seen in the image attached.
This symbol includes these :
1. Do not use fire fighting unless rescue attempt is planned.
2. If person's safety is in danger, use cover.
This fire symbol 1 signifies ammunition with a mass explosion.
If the sun was not there the earth would travel in a straight line
The most likely formula for an oxide formed between group 1a atom X and oxygen would be
X2O. - X is group 1a atom.