AQUARIUM TYPES
METAL FRAMEWORK Most of the old-style aquariums are made with sheets of glass that are held in a metal framework. This is usually cut from pieces of angle iron or stainless steel, which are welded together at the corners. Leakages between the glass and metal are prevented by putty, aquarium cement, acrylic, or silicon sealant. Mr. Fish is standing by a Marine Aquarium in Singapore BATTERY JARS : A lso known as fish bowls: This type of aquarium is used for emergency purposes, but is not recommended as a permanent feature. The glasses are cast in one piece, and a crack, however small, may suddenly expand and cause a flood. This not only results in a loss of fishes but also necessitates the buying of a new tank as it is impossible to repair the old one. Moreover, when looking through the walls of these types of aquariums, there is distortion, which adversely affects one's view of the fishes. PLASTICS: With the ever-expanding applications of plastics, i...