Definition. In rhetoric, exigence is an issue, problem, or situation that causes or prompts someone to write or speak. The term exigence comes from the Latin word for demand.. It was popularized in rhetorical studies by Lloyd Bitzer in The Rhetorical Situation (Philosophy and Rhetoric, 1968).
Enzymes absorb Sludge. Lemongrass as an insect repellent. Lemongrass herb is a very popular plant found commonly in India and used for medicinal, food and mosquito and insect repellent products. The lemongrass oils are also used in cosmetics, soaps, perfumes, dyes and odorizes along with thousands of other products.
Basil has a reputation as a mosquito repellent. There are many varieties of basil and the ones most often suggested as having repellent properties are lemon basil, cinnamon basil and Peruvian basil (Ocimim micranthum) -- a variety we no longer carry.