苛性剂，腐蚀剂：腐蚀性，苛性的物质或药物。

A caustic or corrosive substance or drug.

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这种线是普通的线。粗纤维经过烧毛处理，然后浸入苛性的苏打水中，使纤维膨胀。 收藏。

These are standard threads which have had the rough fibers 'gassed' off and which have been immersed in caustic soda to swell the fibers.

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按梅菈的说法，虽然可用双氧水和苛性钠杀菌，但这会造成水质污染并对植物有害。

Hydrogen peroxide or caustic soda can also be used to kill bacteria, but it pollutes the water and harms plants, says ms Mehra.

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