non-metal

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For metal and non-metal (e.g. stone quarrying) mining, the average rate was 0.1.
至於金屬以及其他非金屬開採（如採石業），平均死亡率則爲0.1。
It is mainly suitable for exploration if metal or non-metal solid mineral ore bed.
這主要是適郃的探索，如果金屬或非金屬固躰鑛産鑛石牀。
All non-metal components should be thoroughly cleaned and free of oils, grease, and dirt using either detergent or a suitable cleaning agent.
應該使用洗衣粉或郃適的清潔劑來對所有的非金屬組件徹底清洗和去除油、潤滑脂和汙垢。

Metal detectors cannot be used in many cases because landmines can be made of non-metal materials.
Inside a non-descript metal building, a German pilot controls the craft, which carries high-resolution cameras and other equipment.

So it would seem Israel would need to distinguish between those plastic magazines and 3D-printable ones, or ban possession of all non-metal high-capacity magazines outright.
FORBES: Congressman Says He'll Propose Ban On 3D-Printable Gun Magazines
The truth is that the DoD is suggesting that they sell non-nuclear and non-radioactive scrap metal into the scrap metal chain.
FORBES: Does The DoD Want To Kill Us All With Radioactive Nuclear Scrap Metal? No, No Not Really

any of a number of chemical elements that form negative ions, have acidic oxides, and are generally poor conductors of heat and electricity