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...open and ready for the operator to remove moulded parts and cull. [Diagram to illustrate transfer moulding (as per article)] Manufacture: Transfer moulding is a variation of compression moulding of polymers. It involves the use of a plunger and heated pot separate from the mould cavity (three-part mould assembly). A pre-weighed amount of powder or a pre-heated pellet is...

...Open University biologist David Robinson talks about his long relationship with the Galapagos Islands and explores some of the issues raised in the video tracks... The Galapagos A short introduction to this album. Darwin's Arrival on the Galapagos Islands An Introduction to the Galapagos and Darwin's first experience on the islands on 8th October 1835. Finches on...

...open out into the vestibule. To give some impression of their size, the vestibule (associated with the otolithic organs) in humans is about 3-5mm across, while the semi-circular canals range from 12mm up to 22mm in length. The bony labyrinth that houses the otolithic organs and the semi-circular canals is lined by an outer membrane that encloses an inner membranous...