12) methylcellulose. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...by the methylation of natural cellulose and used as a food additive, a bulk-forming laxative, an emulsifier, and a thickener. It swells in water to form a gel....

13) phenolphthalein. The Columbia Encyclopedia, Sixth Edition. 2001
...phthalide, C20H14O4, crystalline organic compound. It is used medicinally as a laxative and is widely employed in the laboratory as an indicator of the acidity or...

14) mineral oil. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...oils, especially a distillate of petroleum. 2. A refined distillate of petroleum, used as a laxative....

15) potassium sodium tartrate. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...crystalline compound, KNaC4H4O6ˇ4H2O, used in making mirrors, in electronics, and as a laxative. Also called Rochelle salt....

16) milk of magnesia. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...A milky white aqueous suspension of magnesium hydroxide, Mg(OH)2, used as an antacid and a laxative....

17) castor oil. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...yellowish oil extracted from the seeds of the castor-oil plant, used pharmaceutically as a laxative and skin softener and industrially as a lubricant. Possibly from...

18) phenolphthalein. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...C20H14O4, used as an acid-base indicator, in making dyes, and formerly in medicine as a laxative. Because of its toxicity, it is no longer used in over-the-counter...

19) psyllium. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...flowers borne in dense spikes. 2. The seeds of this plant, widely used as a mild bulk laxative and sometimes added to foods as a dietary source of soluble fiber....

20) carboxymethylcellulose. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...of processed foods as a stabilizing and emulsifying agent and in medicine as a laxative....