Learn about how you can start your marine biology training right at community college! If you have a love of the ocean and a fascination with the creatures that live within its depths, a career in marine biology might be the right choice for you.
1 Ladder chain, a light wire chain used with sprockets for low torque power transmission. 2  Lavatory chain, the chain attached to the cistern of an old-fashioned W.C. in which the flushing power is obtained by a gravity feed from above-head height.
Plain Key Chains & Key Rings. No frills, strictly functional key rings. We have split key rings, binder rings, beaded chain, tamper proof rings, flexible keychains and screw lock key rings. We also stock parts for making your own key chains.lain Key Chains & Key Rings. No frills, strictly functional key rings. We have split key rings, binder rings, beaded chain, tamper proof rings, flexible keychains and screw lock key rings. We also stock parts for making your own key chains.