flammable solid liable to sponta-neous combustion

例句：

1. 1.The gas is flammable and should be stored in a well-ventilated area.
   这种气体是易燃的，应该储存在通风良好的地方。
2. 2. The oil is flammable and must be handled with care to prevent fires.
   这种油是易燃的，必须小心处理以防止火灾。
3. 3. Flammable liquids are dangerous if they come into contact with combustible materials.
   易燃液体如果接触到可燃材料就非常危险。