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Here's How

2 Temporada
20 Episodio

Here's How - Season 1 Episode 12 Episodio 12


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10 minutos 1970 HD

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When a kid tries to make a rabbit disappear, but fails, she turns out the lights and makes Orange Balloon disappear instead. This gets us talking about lights and electricity: nowadays, hardly anything has to stop due to darkness, but sometimes we still have blackouts and we learn that you can't always take lights for granted. We visit a light bulb factory to see how they're made and learn that this particular factory puts out enough light bulbs for just about everyone in Canada. It all starts with ""scrambler"" that gets the light bulbs ready to go on the production line, starting out with simple glass, which is then coated wtih a white powder to help the light shine brightly. The stem goes on the bottom of the bulb to hold the filament, a thin strand that's very hard to see, in place. The filament is treated with a special liquid and designed to last a long time and is placed into the bulb by a sealing machien. After the bulbs are all cleaned out and tested, they're sent off for packag

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