Joke Collection Website - Bulletin headlines - What warning signs are there for warehouses storing flammable materials?

What warning signs are there for warehouses storing flammable materials?

1. The geometric figure of the prohibition sign is a ring with a slash. The ring is connected to the slash and is colored red. The graphic symbol is black and the background is white.

2. The geometric shape of the warning sign is a black equilateral triangle, a black symbol and a yellow background.

3. Use of safety signs.