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单词 weed ash
释义

> as lemmas

weed ash
weed ash n. Obsolete ashes obtained by burning seaweed; soda ash.Often difficult to distinguish from forms of woad ash n. (cf. β. forms at that entry). Even uses which identify seaweed as the source could have arisen from reinterpretation of forms of woad ash n.
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the world > matter > properties of materials > temperature > heat > burning > products of burning > [noun] > ashes or cinders > specific ashes
soap-ashes?1520
gravelled ashes1579
bone ash1594
cupel-dusta1626
polverine1662
peat ash1669
kelp1679
clar1683
cupel-ashes1683
wood-ash1748
bone earth1770
kelp-ashes1834
white ash1837
weed ash1841
fly ash1931
1841 Farmer's Mag. Oct. 251/2 Immense quantities of sea-weed were annually collected and burnt for the purpose of obtaining weed-ash, kelp, or barilla, as the crude salt was called.
1877 Jrnl. Franklin Inst. 103 68 The seaweed ashes of England and France (Kelp, Varec) have become less remunerative to the producers. Formerly these weed ashes served to supply a considerable part of the demand for the salts of potash.
extracted from weedn.1
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更新时间:2024/11/10 19:39:13