poison ivy, prussic acid, juglone, tannic acid, oxalic acid, poison sumac, linalool, sebaceous glands, oxalates, xylan, sebum, eucalyptol, limonene, petty spurge, sodium lauryl sulphate, petrolatum, thymol, salicylic acid, jewelweed, terpenes, indoles, glycyrrhizin, nightshades, allantoin, oxidizing agent, eugenol, pennyroyal, thiols, geraniol, carnauba wax, fungus, mucilage, alkaloids, sodium lauryl sulfate, sulfoxide, isothiocyanate, tansy, seborrhea, contact dermatitis, cambium, nematocysts, spider mite, gallic acid, saponins, blackhead, deet, whiteflies, hyphae, mycelium, poison oak, phenanthrene, nutgrass, solanine, acaricide, pollen, hypochlorous acid, sunscald, wintergreen, comfrey, ragweed, leaf scorch, bromelain, microorganism, hydroxide, acrolein, leafminer, comedones, allergens, spores, papain, cotyledons, witch hazel, sebaceous gland, secretions, salicylates, citronella, carbonic acid, droplets, croton, calcium bicarbonate, keratosis, ragweed pollen, pseudomonas, cyanides, phoma, suberin, hydrocyanic acid, chlorosis, powdery mildew, humectant, webworms, bacteria, hemolymph, foxtails, toxicosis, pythium, chiggers, bacterial toxin, formic acid, sweet almond, isopropyl, pyrethrin