
1) Kind of acid used in bleaches
Found on
https://www.crosswordclues.com/clue/oxalic

• (a.) Pertaining to, derived from, or contained in, sorrel, or oxalis; specifically, designating an acid found in, and characteristic of, oxalis, and also certain plant of the Buckwheat family.
Found on
http://thinkexist.com/dictionary/meaning/oxalic/

<chemistry> Pertaining to, derived from, or contained in, sorrel, or oxalis; specifically, designating an acid found in, and characteristic of, oxalis, and also certain plant of the Buckwheat family. ... <chemistry> Oxalic acid, a dibasic acid, existing combined in oxalis as an acid potassium oxalate, and in many plant tissues as the ca...
Found on
http://www.encyclo.co.uk/local/20973

Ox·al'ic adjective [ From Oxalis : confer French oxalique .] (Chemistry) Pertaining to, derived from, or contained in, sorrel, or oxalis; specifically, designating an acid found in, and characteristic of, oxalis, and also certain plant of the Buckwheat family. Oxalic acid
Found on
http://www.encyclo.co.uk/webster/O/61

of or derived from oxalic acid.
Found on
https://www.infoplease.com/dictionary/oxalic
No exact match found.