Plant defense against herbivory which differ from one another in both functional groups, and in basic carbon skeletons. Monoterpenoids, continuing 2 isoprene units, are volatile essential oils such as citronella, limonene, menthol, camphor, and pinene. Diterpenoids, 4 isoprene units, are widely distributed in latex and resins, and can be quite toxic. Diterpenes are responsible for making "Rhododendron" leaves poisonous. Plant steroids and sterols are also produced from terpenoid precursors, including vitamin D, glycosides (such as digitalis) and saponins (which lyse red blood cells of herbivores). Phenolics, sometimes called "phenols", consist of an aromatic 6-carbon ring bonded to a hydroxy group. Some phenols have antiseptic
The Lights from the Chemical Plant The Lights from the Chemical Plant The Lights from the Chemical Plant is the third studio album by Nashville-based singer-songwriter Robert Ellis. It was released in February 2014 under New West Records. Ellis recorded the album in Eric Masse's East Nasvhille studio the Casino under the direction of producer Jacquire King. Ellis has said The Lights from the Chemical Plant, inspired by his hometown Lake Jackson, Texas, is more "stylistically ambiguous" than his previous albums incorporating elements of R&B, bossa nova, fusion and free jazz. On June 30, 2014 NPR Music listed the track "Chemical Plant" as one of the