【名词&注释】
植物油(vegetable oil)、石油醚(petroleum ether)、干粉灭火器(powder fire extinguisher)、泡沫式、袋装小麦粉(wheat flour in bags)、桶装纯净水(bottled purified water for drinking)
[单选题]下列产品中()可不离地离墙存放
A. 袋装小麦粉(wheat flour in bags)
B. 瓶装植物油
C. 桶装纯净水(bottled purified water for drinking)
D. 包装用纸箱