शैडोइंग अभ्यास: Making Chloroform at home - वीडियो के साथ अंग्रेजी बोलना सीखें

Here's a fun experiment you can do with the kids.

Let's do an experiment together.

I promise it'll be quick.

I want to make chloroform for my caffeine extraction, but my parents' house doesn't have any lab equipment.

So this is my beaker.

I found it on the street.

First, make yourself a measuring cylinder and prepare exactly 30 acetones.

Take your bleach out of the freezer and mix them together.

Don't try this at home.

Chloroform is being produced, so I am upwind to keep me safe from the toxic fumes.

I checked the next day and collected the bottom layer of chloroform.

To purify this, use a distilling setup with a heating mantle.

I don't have that, but I do have this random glassware I found at the thrift store to make into a simple still.

That's so cool.

Now pour some water and transfer it to a water bath underneath the apparatus.

Now you can see it condensing pure chloroform into the centerpiece.

What did I tell you guys about playing with chloroform again?

I need to test its purity, so I've prepared a lethal cocktail of chloroform.

Come on, wake up.

Taste test.

Mmm, yum, chloroform.

You can have some too.

Mmm, chloroform.

I'd say that's like a 9 out of 10 right there.

No one was hurt, that's water, is it?

I did make chloroform this way though, which I'll use next video to see if I can caffeinate anything I want.

शैडोइंग तकनीक क्या है?

शैडोइंग (Shadowing) एक विज्ञान-समर्थित भाषा सीखने की तकनीक है जो मूल रूप से पेशेवर दुभाषिया प्रशिक्षण के लिए विकसित की गई थी। विधि सरल लेकिन शक्तिशाली है: आप मूल अंग्रेज़ी ऑडियो सुनते हैं और तुरंत इसे ज़ोर से दोहराते हैं — जैसे वक्ता की छाया 1-2 सेकंड की देरी से। शोध से पता चलता है कि यह उच्चारण सटीकता, स्वर, लय, जुड़ी हुई ध्वनियाँ, सुनने की समझ और बोलने की प्रवाहशीलता में काफ़ी सुधार करता है।

शैडोइंग अभ्यास: Making Chloroform at home - वीडियो के साथ अंग्रेजी बोलना सीखें

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