Epoxy resin may be reacted with itself in the presence of an anionic catalyst (a Lewis base such as tertiary amines or imidazoles) or a cationic catalyst (a Lewis acid such as a boron trifluoride complex) to form a cured network. This process is known as catalytic homopolymerisation.
A gorilla's lifespan is normally between 35 and 40 years, although zoo gorillas may live for 50 years or more. Colo, a female western gorilla at the Columbus Zoo and Aquarium was the oldest known gorilla, at 60 years of age when she died on January 17, 2017.
Gorilla Facts. Gorillas are large apes that are native to Africa. They are typically divided into two groups. The mountain gorilla lives in the mountainous regions of central Africa, while the lowland gorilla lives in the flat, dense forests of central and western Africa. Though the two types are very similar, they have a few differences.