Large Area Listening Systems. Large area listening systems are the most popular of all hearing enhancement devices, and are used in theaters, movie houses, auditoriums and houses of worship. There are three basic types: FM radio, infra-red (IR) light and a looped wire around the room, called an induction loop.
The strings are called Phloem Bundles (pronounced flom). They are part of the system that carries nutrition to all parts of the banana.
Wrapping your bananas in cling wrap will help slow the ripening process and keep your bananas fresh for 3-4 days longer than if you donât wrap them.I am not just making this stuff up, here is the science behind it: Bananas, like many fruits, naturally release the gases that control browning and ripening.n an effort to save my bananas from the trash can, I tried an experiment on how to keep bananas freshâ¦ and it WORKS! All you have to do is separate each banana from the bunch and wrap each stem in plastic cling wrap.