灭火剂

miè huǒ qì yīng zhuāng mǎn miè huǒ jì ér qiě měi yuè yǒu rén zhí xíng wài guān jiǎn chá

灭火器应装满灭火剂，而且每月有人执行外观检查。

Fire extinguishers should be fully charged and visually inspected monthly.