2 sentences

1. 这不是火药。

   zhè bù shì huǒ​yào.

   It's not gunpowder.

   Source: OpenSubtitles

2. 仓库里堆放着大量火药，严禁带火进入。

   cāng​kù lǐ duī​fàng zhe dà​liàng huǒ​yào, yán​jìn dài​huǒ jìn​rù.

   A large amount of gunpowder is stored in the warehouse; no open flames are allowed.

   Source: Dong Chinese Dictionary