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tube |
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tube, in electronics: see electron tube electron tube, device consisting of a sealed enclosure in which electrons flow between electrodes separated either by a vacuum (in a vacuum tube) or by an ionized gas at low pressure (in a gas tube). ..... Click the link for more information. . See CRT and vacuum tube.
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| The fortification policy exists because folic acid, when consumed by women around the time they conceive, prevents serious congenital malformations called neural tube defects. In particular, women who could become pregnant should take 400 micrograms of folic acid every day to reduce the risk of neural tube birth defects like spina bifida. Food Standards Australia New Zealand (FSANZ) is developing a standard for mandatory fortification of bread with folic acid to reduce the incidence of neural tube defects such as spina bifida. |
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